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Finding the Fourth Proportional to 60,574.95, 90,872.82 and 23,138.37

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Solution

The fourth proportional to 60,574.95, 90,872.82 and 23,138.37 is: 34,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,574.95 : 90,872.82 = 23,138.37 : x
  2. Step 2: Convert to fraction form
    60,574.95/90,872.82 = 23,138.37/x
  3. Step 3: Cross multiply
    60,574.95x = 90,872.82 × 23,138.37
  4. Step 4: Simplify right side
    60,574.95x = 2,102,648,932.10
  5. Step 5: Solve for x
    x = 2,102,648,932.10/60,574.95
  6. Step 6: Final answer
    x = 34,711.53

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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.