Home / 104,774,032.28-143,541,077.48-100,846,831.64

Finding the Fourth Proportional to 104,774,032.28, 143,541,077.48 and 100,846,831.64

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Solution

The fourth proportional to 104,774,032.28, 143,541,077.48 and 100,846,831.64 is: 138,160,788.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,774,032.28 : 143,541,077.48 = 100,846,831.64 : x
  2. Step 2: Convert to fraction form
    104,774,032.28/143,541,077.48 = 100,846,831.64/x
  3. Step 3: Cross multiply
    104,774,032.28x = 143,541,077.48 × 100,846,831.64
  4. Step 4: Simplify right side
    104,774,032.28x = 14,475,662,874,049,754
  5. Step 5: Solve for x
    x = 14,475,662,874,049,754/104,774,032.28
  6. Step 6: Final answer
    x = 138,160,788.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.