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Finding the Fourth Proportional to 65,006.87, 97,343.87 and 44,988.66

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Solution

The fourth proportional to 65,006.87, 97,343.87 and 44,988.66 is: 67,367.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,006.87 : 97,343.87 = 44,988.66 : x
  2. Step 2: Convert to fraction form
    65,006.87/97,343.87 = 44,988.66/x
  3. Step 3: Cross multiply
    65,006.87x = 97,343.87 × 44,988.66
  4. Step 4: Simplify right side
    65,006.87x = 4,379,370,045.57
  5. Step 5: Solve for x
    x = 4,379,370,045.57/65,006.87
  6. Step 6: Final answer
    x = 67,367.81

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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.