Home / 65,155.05-89,872.92-50,024.61

Finding the Fourth Proportional to 65,155.05, 89,872.92 and 50,024.61

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Solution

The fourth proportional to 65,155.05, 89,872.92 and 50,024.61 is: 69,002.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,155.05 : 89,872.92 = 50,024.61 : x
  2. Step 2: Convert to fraction form
    65,155.05/89,872.92 = 50,024.61/x
  3. Step 3: Cross multiply
    65,155.05x = 89,872.92 × 50,024.61
  4. Step 4: Simplify right side
    65,155.05x = 4,495,857,772.56
  5. Step 5: Solve for x
    x = 4,495,857,772.56/65,155.05
  6. Step 6: Final answer
    x = 69,002.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.