Home / 166,773.48-230,145.70-90,290.55

Finding the Fourth Proportional to 166,773.48, 230,145.70 and 90,290.55

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Solution

The fourth proportional to 166,773.48, 230,145.70 and 90,290.55 is: 124,600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,773.48 : 230,145.70 = 90,290.55 : x
  2. Step 2: Convert to fraction form
    166,773.48/230,145.70 = 90,290.55/x
  3. Step 3: Cross multiply
    166,773.48x = 230,145.70 × 90,290.55
  4. Step 4: Simplify right side
    166,773.48x = 20,779,981,833.14
  5. Step 5: Solve for x
    x = 20,779,981,833.14/166,773.48
  6. Step 6: Final answer
    x = 124,600.04

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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.