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Finding the Fourth Proportional to 64,354.38, 96,543.66 and 24,385.32

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Solution

The fourth proportional to 64,354.38, 96,543.66 and 24,385.32 is: 36,582.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,354.38 : 96,543.66 = 24,385.32 : x
  2. Step 2: Convert to fraction form
    64,354.38/96,543.66 = 24,385.32/x
  3. Step 3: Cross multiply
    64,354.38x = 96,543.66 × 24,385.32
  4. Step 4: Simplify right side
    64,354.38x = 2,354,248,043.07
  5. Step 5: Solve for x
    x = 2,354,248,043.07/64,354.38
  6. Step 6: Final answer
    x = 36,582.56

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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.