Home / 138,950.34-208,403.73-44,168.10

Finding the Fourth Proportional to 138,950.34, 208,403.73 and 44,168.10

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Solution

The fourth proportional to 138,950.34, 208,403.73 and 44,168.10 is: 66,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,950.34 : 208,403.73 = 44,168.10 : x
  2. Step 2: Convert to fraction form
    138,950.34/208,403.73 = 44,168.10/x
  3. Step 3: Cross multiply
    138,950.34x = 208,403.73 × 44,168.10
  4. Step 4: Simplify right side
    138,950.34x = 9,204,796,787.01
  5. Step 5: Solve for x
    x = 9,204,796,787.01/138,950.34
  6. Step 6: Final answer
    x = 66,245.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.