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Finding the Fourth Proportional to 88,698.69, 133,065.53 and 32,539.29

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Solution

The fourth proportional to 88,698.69, 133,065.53 and 32,539.29 is: 48,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,698.69 : 133,065.53 = 32,539.29 : x
  2. Step 2: Convert to fraction form
    88,698.69/133,065.53 = 32,539.29/x
  3. Step 3: Cross multiply
    88,698.69x = 133,065.53 × 32,539.29
  4. Step 4: Simplify right side
    88,698.69x = 4,329,857,706.98
  5. Step 5: Solve for x
    x = 4,329,857,706.98/88,698.69
  6. Step 6: Final answer
    x = 48,815.35

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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.