Home / 75,294.02-112,951.45-25,388.39

Finding the Fourth Proportional to 75,294.02, 112,951.45 and 25,388.39

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Solution

The fourth proportional to 75,294.02, 112,951.45 and 25,388.39 is: 38,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,294.02 : 112,951.45 = 25,388.39 : x
  2. Step 2: Convert to fraction form
    75,294.02/112,951.45 = 25,388.39/x
  3. Step 3: Cross multiply
    75,294.02x = 112,951.45 × 25,388.39
  4. Step 4: Simplify right side
    75,294.02x = 2,867,655,682.57
  5. Step 5: Solve for x
    x = 2,867,655,682.57/75,294.02
  6. Step 6: Final answer
    x = 38,086.10

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1.5x scale

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.