Home / 138,146.50-207,253.77-44,652.25

Finding the Fourth Proportional to 138,146.50, 207,253.77 and 44,652.25

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Solution

The fourth proportional to 138,146.50, 207,253.77 and 44,652.25 is: 66,989.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,146.50 : 207,253.77 = 44,652.25 : x
  2. Step 2: Convert to fraction form
    138,146.50/207,253.77 = 44,652.25/x
  3. Step 3: Cross multiply
    138,146.50x = 207,253.77 × 44,652.25
  4. Step 4: Simplify right side
    138,146.50x = 9,254,347,151.48
  5. Step 5: Solve for x
    x = 9,254,347,151.48/138,146.50
  6. Step 6: Final answer
    x = 66,989.37

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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.