Home / 115,046.48-172,577.57-39,114.10

Finding the Fourth Proportional to 115,046.48, 172,577.57 and 39,114.10

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Solution

The fourth proportional to 115,046.48, 172,577.57 and 39,114.10 is: 58,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046.48 : 172,577.57 = 39,114.10 : x
  2. Step 2: Convert to fraction form
    115,046.48/172,577.57 = 39,114.10/x
  3. Step 3: Cross multiply
    115,046.48x = 172,577.57 × 39,114.10
  4. Step 4: Simplify right side
    115,046.48x = 6,750,216,978.61
  5. Step 5: Solve for x
    x = 6,750,216,978.61/115,046.48
  6. Step 6: Final answer
    x = 58,673.83

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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.