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Finding the Fourth Proportional to 169,587, 254,385.36 and 44,928

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Solution

The fourth proportional to 169,587, 254,385.36 and 44,928 is: 67,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,587 : 254,385.36 = 44,928 : x
  2. Step 2: Convert to fraction form
    169,587/254,385.36 = 44,928/x
  3. Step 3: Cross multiply
    169,587x = 254,385.36 × 44,928
  4. Step 4: Simplify right side
    169,587x = 11,429,025,454.08
  5. Step 5: Solve for x
    x = 11,429,025,454.08/169,587
  6. Step 6: Final answer
    x = 67,393.29

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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.