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Finding the Fourth Proportional to 64,491.46, 96,072.08 and 62,532.88

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Solution

The fourth proportional to 64,491.46, 96,072.08 and 62,532.88 is: 93,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,491.46 : 96,072.08 = 62,532.88 : x
  2. Step 2: Convert to fraction form
    64,491.46/96,072.08 = 62,532.88/x
  3. Step 3: Cross multiply
    64,491.46x = 96,072.08 × 62,532.88
  4. Step 4: Simplify right side
    64,491.46x = 6,007,663,297.15
  5. Step 5: Solve for x
    x = 6,007,663,297.15/64,491.46
  6. Step 6: Final answer
    x = 93,154.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.