Home / 97,646.88-146,470.33-92,660.52

Finding the Fourth Proportional to 97,646.88, 146,470.33 and 92,660.52

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Solution

The fourth proportional to 97,646.88, 146,470.33 and 92,660.52 is: 138,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,646.88 : 146,470.33 = 92,660.52 : x
  2. Step 2: Convert to fraction form
    97,646.88/146,470.33 = 92,660.52/x
  3. Step 3: Cross multiply
    97,646.88x = 146,470.33 × 92,660.52
  4. Step 4: Simplify right side
    97,646.88x = 13,572,017,086.25
  5. Step 5: Solve for x
    x = 13,572,017,086.25/97,646.88
  6. Step 6: Final answer
    x = 138,990.79

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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.