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Finding the Fourth Proportional to 64,466.88, 96,711.84 and 22,902.72

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Solution

The fourth proportional to 64,466.88, 96,711.84 and 22,902.72 is: 34,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,466.88 : 96,711.84 = 22,902.72 : x
  2. Step 2: Convert to fraction form
    64,466.88/96,711.84 = 22,902.72/x
  3. Step 3: Cross multiply
    64,466.88x = 96,711.84 × 22,902.72
  4. Step 4: Simplify right side
    64,466.88x = 2,214,964,192.20
  5. Step 5: Solve for x
    x = 2,214,964,192.20/64,466.88
  6. Step 6: Final answer
    x = 34,358.17

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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.