Home / 252,331.77-348,216.85-137,610.15

Finding the Fourth Proportional to 252,331.77, 348,216.85 and 137,610.15

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Solution

The fourth proportional to 252,331.77, 348,216.85 and 137,610.15 is: 189,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,331.77 : 348,216.85 = 137,610.15 : x
  2. Step 2: Convert to fraction form
    252,331.77/348,216.85 = 137,610.15/x
  3. Step 3: Cross multiply
    252,331.77x = 348,216.85 × 137,610.15
  4. Step 4: Simplify right side
    252,331.77x = 47,918,172,961.03
  5. Step 5: Solve for x
    x = 47,918,172,961.03/252,331.77
  6. Step 6: Final answer
    x = 189,901.47

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1.5x scale

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.