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Finding the Fourth Proportional to 119,792.28, 179,635.80 and 44,859.87

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Solution

The fourth proportional to 119,792.28, 179,635.80 and 44,859.87 is: 67,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,792.28 : 179,635.80 = 44,859.87 : x
  2. Step 2: Convert to fraction form
    119,792.28/179,635.80 = 44,859.87/x
  3. Step 3: Cross multiply
    119,792.28x = 179,635.80 × 44,859.87
  4. Step 4: Simplify right side
    119,792.28x = 8,058,438,411.05
  5. Step 5: Solve for x
    x = 8,058,438,411.05/119,792.28
  6. Step 6: Final answer
    x = 67,270.10

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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.