Home / 252,475.20-348,416.64-137,753.28

Finding the Fourth Proportional to 252,475.20, 348,416.64 and 137,753.28

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Solution

The fourth proportional to 252,475.20, 348,416.64 and 137,753.28 is: 190,100.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,475.20 : 348,416.64 = 137,753.28 : x
  2. Step 2: Convert to fraction form
    252,475.20/348,416.64 = 137,753.28/x
  3. Step 3: Cross multiply
    252,475.20x = 348,416.64 × 137,753.28
  4. Step 4: Simplify right side
    252,475.20x = 47,995,534,966.58
  5. Step 5: Solve for x
    x = 47,995,534,966.58/252,475.20
  6. Step 6: Final answer
    x = 190,100.00

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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.