Home / 75,244.17-112,877.19-40,164.69

Finding the Fourth Proportional to 75,244.17, 112,877.19 and 40,164.69

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Solution

The fourth proportional to 75,244.17, 112,877.19 and 40,164.69 is: 60,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,244.17 : 112,877.19 = 40,164.69 : x
  2. Step 2: Convert to fraction form
    75,244.17/112,877.19 = 40,164.69/x
  3. Step 3: Cross multiply
    75,244.17x = 112,877.19 × 40,164.69
  4. Step 4: Simplify right side
    75,244.17x = 4,533,677,344.42
  5. Step 5: Solve for x
    x = 4,533,677,344.42/75,244.17
  6. Step 6: Final answer
    x = 60,252.87

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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.