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Finding the Fourth Proportional to 56,340.28, 77,766.88 and 32,482.88

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Solution

The fourth proportional to 56,340.28, 77,766.88 and 32,482.88 is: 44,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,340.28 : 77,766.88 = 32,482.88 : x
  2. Step 2: Convert to fraction form
    56,340.28/77,766.88 = 32,482.88/x
  3. Step 3: Cross multiply
    56,340.28x = 77,766.88 × 32,482.88
  4. Step 4: Simplify right side
    56,340.28x = 2,526,092,231.01
  5. Step 5: Solve for x
    x = 2,526,092,231.01/56,340.28
  6. Step 6: Final answer
    x = 44,836.34

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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.