Home / 293,092.14-439,408.54-115,731.90

Finding the Fourth Proportional to 293,092.14, 439,408.54 and 115,731.90

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Solution

The fourth proportional to 293,092.14, 439,408.54 and 115,731.90 is: 173,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,092.14 : 439,408.54 = 115,731.90 : x
  2. Step 2: Convert to fraction form
    293,092.14/439,408.54 = 115,731.90/x
  3. Step 3: Cross multiply
    293,092.14x = 439,408.54 × 115,731.90
  4. Step 4: Simplify right side
    293,092.14x = 50,853,585,210.43
  5. Step 5: Solve for x
    x = 50,853,585,210.43/293,092.14
  6. Step 6: Final answer
    x = 173,507.16

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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.