Home / 138,035.04-207,052.29-38,194.97

Finding the Fourth Proportional to 138,035.04, 207,052.29 and 38,194.97

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Solution

The fourth proportional to 138,035.04, 207,052.29 and 38,194.97 is: 57,292.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,035.04 : 207,052.29 = 38,194.97 : x
  2. Step 2: Convert to fraction form
    138,035.04/207,052.29 = 38,194.97/x
  3. Step 3: Cross multiply
    138,035.04x = 207,052.29 × 38,194.97
  4. Step 4: Simplify right side
    138,035.04x = 7,908,354,969.72
  5. Step 5: Solve for x
    x = 7,908,354,969.72/138,035.04
  6. Step 6: Final answer
    x = 57,292.37

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1.5x scale

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.