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Finding the Fourth Proportional to 88,688.76, 133,033.86 and 62,511

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Solution

The fourth proportional to 88,688.76, 133,033.86 and 62,511 is: 93,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.76 : 133,033.86 = 62,511 : x
  2. Step 2: Convert to fraction form
    88,688.76/133,033.86 = 62,511/x
  3. Step 3: Cross multiply
    88,688.76x = 133,033.86 × 62,511
  4. Step 4: Simplify right side
    88,688.76x = 8,316,079,622.46
  5. Step 5: Solve for x
    x = 8,316,079,622.46/88,688.76
  6. Step 6: Final answer
    x = 93,767.01

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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.