Home / 102,597.88-141,587.46-64,359.04

Finding the Fourth Proportional to 102,597.88, 141,587.46 and 64,359.04

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Solution

The fourth proportional to 102,597.88, 141,587.46 and 64,359.04 is: 88,816.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,597.88 : 141,587.46 = 64,359.04 : x
  2. Step 2: Convert to fraction form
    102,597.88/141,587.46 = 64,359.04/x
  3. Step 3: Cross multiply
    102,597.88x = 141,587.46 × 64,359.04
  4. Step 4: Simplify right side
    102,597.88x = 9,112,433,001.64
  5. Step 5: Solve for x
    x = 9,112,433,001.64/102,597.88
  6. Step 6: Final answer
    x = 88,816.97

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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.