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Finding the Fourth Proportional to 88,756.50, 133,200.88 and 65,125.11

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Solution

The fourth proportional to 88,756.50, 133,200.88 and 65,125.11 is: 97,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,756.50 : 133,200.88 = 65,125.11 : x
  2. Step 2: Convert to fraction form
    88,756.50/133,200.88 = 65,125.11/x
  3. Step 3: Cross multiply
    88,756.50x = 133,200.88 × 65,125.11
  4. Step 4: Simplify right side
    88,756.50x = 8,674,722,298.79
  5. Step 5: Solve for x
    x = 8,674,722,298.79/88,756.50
  6. Step 6: Final answer
    x = 97,736.19

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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.