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Finding the Fourth Proportional to 60,391.70, 90,603.22 and 22,952.42

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Solution

The fourth proportional to 60,391.70, 90,603.22 and 22,952.42 is: 34,434.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,391.70 : 90,603.22 = 22,952.42 : x
  2. Step 2: Convert to fraction form
    60,391.70/90,603.22 = 22,952.42/x
  3. Step 3: Cross multiply
    60,391.70x = 90,603.22 × 22,952.42
  4. Step 4: Simplify right side
    60,391.70x = 2,079,563,158.79
  5. Step 5: Solve for x
    x = 2,079,563,158.79/60,391.70
  6. Step 6: Final answer
    x = 34,434.59

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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.