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Finding the Fourth Proportional to 79,351.53, 119,058.27 and 34,947.07

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Solution

The fourth proportional to 79,351.53, 119,058.27 and 34,947.07 is: 52,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,351.53 : 119,058.27 = 34,947.07 : x
  2. Step 2: Convert to fraction form
    79,351.53/119,058.27 = 34,947.07/x
  3. Step 3: Cross multiply
    79,351.53x = 119,058.27 × 34,947.07
  4. Step 4: Simplify right side
    79,351.53x = 4,160,737,695.77
  5. Step 5: Solve for x
    x = 4,160,737,695.77/79,351.53
  6. Step 6: Final answer
    x = 52,434.25

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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.