Home / 137,892.07-206,850.04-38,052.28

Finding the Fourth Proportional to 137,892.07, 206,850.04 and 38,052.28

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Solution

The fourth proportional to 137,892.07, 206,850.04 and 38,052.28 is: 57,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,892.07 : 206,850.04 = 38,052.28 : x
  2. Step 2: Convert to fraction form
    137,892.07/206,850.04 = 38,052.28/x
  3. Step 3: Cross multiply
    137,892.07x = 206,850.04 × 38,052.28
  4. Step 4: Simplify right side
    137,892.07x = 7,871,115,803.52
  5. Step 5: Solve for x
    x = 7,871,115,803.52/137,892.07
  6. Step 6: Final answer
    x = 57,081.71

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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.