Home / 115,182.90-172,773.66-29,793.76

Finding the Fourth Proportional to 115,182.90, 172,773.66 and 29,793.76

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Solution

The fourth proportional to 115,182.90, 172,773.66 and 29,793.76 is: 44,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,182.90 : 172,773.66 = 29,793.76 : x
  2. Step 2: Convert to fraction form
    115,182.90/172,773.66 = 29,793.76/x
  3. Step 3: Cross multiply
    115,182.90x = 172,773.66 × 29,793.76
  4. Step 4: Simplify right side
    115,182.90x = 5,147,576,960.36
  5. Step 5: Solve for x
    x = 5,147,576,960.36/115,182.90
  6. Step 6: Final answer
    x = 44,690.46

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1.5x scale

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.