Home / 166,372.13-229,593.54-90,920.63

Finding the Fourth Proportional to 166,372.13, 229,593.54 and 90,920.63

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Solution

The fourth proportional to 166,372.13, 229,593.54 and 90,920.63 is: 125,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,372.13 : 229,593.54 = 90,920.63 : x
  2. Step 2: Convert to fraction form
    166,372.13/229,593.54 = 90,920.63/x
  3. Step 3: Cross multiply
    166,372.13x = 229,593.54 × 90,920.63
  4. Step 4: Simplify right side
    166,372.13x = 20,874,788,152.76
  5. Step 5: Solve for x
    x = 20,874,788,152.76/166,372.13
  6. Step 6: Final answer
    x = 125,470.47

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1.5x scale

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.