Home / 115,046.36-172,498.06-48,452.20

Finding the Fourth Proportional to 115,046.36, 172,498.06 and 48,452.20

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Solution

The fourth proportional to 115,046.36, 172,498.06 and 48,452.20 is: 72,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046.36 : 172,498.06 = 48,452.20 : x
  2. Step 2: Convert to fraction form
    115,046.36/172,498.06 = 48,452.20/x
  3. Step 3: Cross multiply
    115,046.36x = 172,498.06 × 48,452.20
  4. Step 4: Simplify right side
    115,046.36x = 8,357,910,502.73
  5. Step 5: Solve for x
    x = 8,357,910,502.73/115,046.36
  6. Step 6: Final answer
    x = 72,648.20

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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.