Home / 52,294.64-72,177.10-31,069.82

Finding the Fourth Proportional to 52,294.64, 72,177.10 and 31,069.82

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Solution

The fourth proportional to 52,294.64, 72,177.10 and 31,069.82 is: 42,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,294.64 : 72,177.10 = 31,069.82 : x
  2. Step 2: Convert to fraction form
    52,294.64/72,177.10 = 31,069.82/x
  3. Step 3: Cross multiply
    52,294.64x = 72,177.10 × 31,069.82
  4. Step 4: Simplify right side
    52,294.64x = 2,242,529,505.12
  5. Step 5: Solve for x
    x = 2,242,529,505.12/52,294.64
  6. Step 6: Final answer
    x = 42,882.59

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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.