Home / 74,824.29-112,146.21-32,686.29

Finding the Fourth Proportional to 74,824.29, 112,146.21 and 32,686.29

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Solution

The fourth proportional to 74,824.29, 112,146.21 and 32,686.29 is: 48,990.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,824.29 : 112,146.21 = 32,686.29 : x
  2. Step 2: Convert to fraction form
    74,824.29/112,146.21 = 32,686.29/x
  3. Step 3: Cross multiply
    74,824.29x = 112,146.21 × 32,686.29
  4. Step 4: Simplify right side
    74,824.29x = 3,665,643,542.46
  5. Step 5: Solve for x
    x = 3,665,643,542.46/74,824.29
  6. Step 6: Final answer
    x = 48,990.02

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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.