Home / 75,403.52-113,124.42-34,906.22

Finding the Fourth Proportional to 75,403.52, 113,124.42 and 34,906.22

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Solution

The fourth proportional to 75,403.52, 113,124.42 and 34,906.22 is: 52,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,403.52 : 113,124.42 = 34,906.22 : x
  2. Step 2: Convert to fraction form
    75,403.52/113,124.42 = 34,906.22/x
  3. Step 3: Cross multiply
    75,403.52x = 113,124.42 × 34,906.22
  4. Step 4: Simplify right side
    75,403.52x = 3,948,746,272.48
  5. Step 5: Solve for x
    x = 3,948,746,272.48/75,403.52
  6. Step 6: Final answer
    x = 52,368.20

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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.