Home / 144,943.20-217,391.52-39,737.76

Finding the Fourth Proportional to 144,943.20, 217,391.52 and 39,737.76

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Solution

The fourth proportional to 144,943.20, 217,391.52 and 39,737.76 is: 59,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,943.20 : 217,391.52 = 39,737.76 : x
  2. Step 2: Convert to fraction form
    144,943.20/217,391.52 = 39,737.76/x
  3. Step 3: Cross multiply
    144,943.20x = 217,391.52 × 39,737.76
  4. Step 4: Simplify right side
    144,943.20x = 8,638,652,047.80
  5. Step 5: Solve for x
    x = 8,638,652,047.80/144,943.20
  6. Step 6: Final answer
    x = 59,600.26

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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.