Home / 293,028.64-439,560.08-113,115

Finding the Fourth Proportional to 293,028.64, 439,560.08 and 113,115

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Solution

The fourth proportional to 293,028.64, 439,560.08 and 113,115 is: 169,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,028.64 : 439,560.08 = 113,115 : x
  2. Step 2: Convert to fraction form
    293,028.64/439,560.08 = 113,115/x
  3. Step 3: Cross multiply
    293,028.64x = 439,560.08 × 113,115
  4. Step 4: Simplify right side
    293,028.64x = 49,720,838,449.20
  5. Step 5: Solve for x
    x = 49,720,838,449.20/293,028.64
  6. Step 6: Final answer
    x = 169,679.11

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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.