Home / 127,242.41-175,555.14-73,507.82

Finding the Fourth Proportional to 127,242.41, 175,555.14 and 73,507.82

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Solution

The fourth proportional to 127,242.41, 175,555.14 and 73,507.82 is: 101,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,242.41 : 175,555.14 = 73,507.82 : x
  2. Step 2: Convert to fraction form
    127,242.41/175,555.14 = 73,507.82/x
  3. Step 3: Cross multiply
    127,242.41x = 175,555.14 × 73,507.82
  4. Step 4: Simplify right side
    127,242.41x = 12,904,674,753.42
  5. Step 5: Solve for x
    x = 12,904,674,753.42/127,242.41
  6. Step 6: Final answer
    x = 101,418.04

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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.