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Finding the Fourth Proportional to 169,351.52, 254,027.34 and 62,772.12

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Solution

The fourth proportional to 169,351.52, 254,027.34 and 62,772.12 is: 94,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,351.52 : 254,027.34 = 62,772.12 : x
  2. Step 2: Convert to fraction form
    169,351.52/254,027.34 = 62,772.12/x
  3. Step 3: Cross multiply
    169,351.52x = 254,027.34 × 62,772.12
  4. Step 4: Simplify right side
    169,351.52x = 15,945,834,669.76
  5. Step 5: Solve for x
    x = 15,945,834,669.76/169,351.52
  6. Step 6: Final answer
    x = 94,158.21

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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.