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Finding the Fourth Proportional to 166,373.52, 229,594.95 and 90,922.02

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Solution

The fourth proportional to 166,373.52, 229,594.95 and 90,922.02 is: 125,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,373.52 : 229,594.95 = 90,922.02 : x
  2. Step 2: Convert to fraction form
    166,373.52/229,594.95 = 90,922.02/x
  3. Step 3: Cross multiply
    166,373.52x = 229,594.95 × 90,922.02
  4. Step 4: Simplify right side
    166,373.52x = 20,875,236,635.80
  5. Step 5: Solve for x
    x = 20,875,236,635.80/166,373.52
  6. Step 6: Final answer
    x = 125,472.11

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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.