Home / 75,920.29-113,862.21-23,330.23

Finding the Fourth Proportional to 75,920.29, 113,862.21 and 23,330.23

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Solution

The fourth proportional to 75,920.29, 113,862.21 and 23,330.23 is: 34,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,920.29 : 113,862.21 = 23,330.23 : x
  2. Step 2: Convert to fraction form
    75,920.29/113,862.21 = 23,330.23/x
  3. Step 3: Cross multiply
    75,920.29x = 113,862.21 × 23,330.23
  4. Step 4: Simplify right side
    75,920.29x = 2,656,431,175.46
  5. Step 5: Solve for x
    x = 2,656,431,175.46/75,920.29
  6. Step 6: Final answer
    x = 34,989.74

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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.