Home / 81,849.32-112,953.00-46,039.02

Finding the Fourth Proportional to 81,849.32, 112,953.00 and 46,039.02

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Solution

The fourth proportional to 81,849.32, 112,953.00 and 46,039.02 is: 63,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,849.32 : 112,953.00 = 46,039.02 : x
  2. Step 2: Convert to fraction form
    81,849.32/112,953.00 = 46,039.02/x
  3. Step 3: Cross multiply
    81,849.32x = 112,953.00 × 46,039.02
  4. Step 4: Simplify right side
    81,849.32x = 5,200,244,916.16
  5. Step 5: Solve for x
    x = 5,200,244,916.16/81,849.32
  6. Step 6: Final answer
    x = 63,534.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.