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Finding the Fourth Proportional to 60,963.62, 91,396.22 and 56,042.87

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Solution

The fourth proportional to 60,963.62, 91,396.22 and 56,042.87 is: 84,019.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,963.62 : 91,396.22 = 56,042.87 : x
  2. Step 2: Convert to fraction form
    60,963.62/91,396.22 = 56,042.87/x
  3. Step 3: Cross multiply
    60,963.62x = 91,396.22 × 56,042.87
  4. Step 4: Simplify right side
    60,963.62x = 5,122,106,475.95
  5. Step 5: Solve for x
    x = 5,122,106,475.95/60,963.62
  6. Step 6: Final answer
    x = 84,019.07

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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.