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Finding the Fourth Proportional to 65,100.81, 97,491.97 and 58,789.95

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Solution

The fourth proportional to 65,100.81, 97,491.97 and 58,789.95 is: 88,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,100.81 : 97,491.97 = 58,789.95 : x
  2. Step 2: Convert to fraction form
    65,100.81/97,491.97 = 58,789.95/x
  3. Step 3: Cross multiply
    65,100.81x = 97,491.97 × 58,789.95
  4. Step 4: Simplify right side
    65,100.81x = 5,731,548,115.19
  5. Step 5: Solve for x
    x = 5,731,548,115.19/65,100.81
  6. Step 6: Final answer
    x = 88,041.12

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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.