Home / 166,330.18-229,535.61-89,849.26

Finding the Fourth Proportional to 166,330.18, 229,535.61 and 89,849.26

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Solution

The fourth proportional to 166,330.18, 229,535.61 and 89,849.26 is: 123,991.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,330.18 : 229,535.61 = 89,849.26 : x
  2. Step 2: Convert to fraction form
    166,330.18/229,535.61 = 89,849.26/x
  3. Step 3: Cross multiply
    166,330.18x = 229,535.61 × 89,849.26
  4. Step 4: Simplify right side
    166,330.18x = 20,623,604,702.15
  5. Step 5: Solve for x
    x = 20,623,604,702.15/166,330.18
  6. Step 6: Final answer
    x = 123,991.96

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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.