Home / 134,712.72-202,047.32-63,635.20

Finding the Fourth Proportional to 134,712.72, 202,047.32 and 63,635.20

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Solution

The fourth proportional to 134,712.72, 202,047.32 and 63,635.20 is: 95,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,712.72 : 202,047.32 = 63,635.20 : x
  2. Step 2: Convert to fraction form
    134,712.72/202,047.32 = 63,635.20/x
  3. Step 3: Cross multiply
    134,712.72x = 202,047.32 × 63,635.20
  4. Step 4: Simplify right side
    134,712.72x = 12,857,321,617.66
  5. Step 5: Solve for x
    x = 12,857,321,617.66/134,712.72
  6. Step 6: Final answer
    x = 95,442.52

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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.