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Finding the Fourth Proportional to 65,733.87, 98,600.81 and 60,031.47

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Solution

The fourth proportional to 65,733.87, 98,600.81 and 60,031.47 is: 90,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,733.87 : 98,600.81 = 60,031.47 : x
  2. Step 2: Convert to fraction form
    65,733.87/98,600.81 = 60,031.47/x
  3. Step 3: Cross multiply
    65,733.87x = 98,600.81 × 60,031.47
  4. Step 4: Simplify right side
    65,733.87x = 5,919,151,267.33
  5. Step 5: Solve for x
    x = 5,919,151,267.33/65,733.87
  6. Step 6: Final answer
    x = 90,047.21

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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.