Home / 93,932.40-141,028.20-74,233.20

Finding the Fourth Proportional to 93,932.40, 141,028.20 and 74,233.20

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Solution

The fourth proportional to 93,932.40, 141,028.20 and 74,233.20 is: 111,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,932.40 : 141,028.20 = 74,233.20 : x
  2. Step 2: Convert to fraction form
    93,932.40/141,028.20 = 74,233.20/x
  3. Step 3: Cross multiply
    93,932.40x = 141,028.20 × 74,233.20
  4. Step 4: Simplify right side
    93,932.40x = 10,468,974,576.24
  5. Step 5: Solve for x
    x = 10,468,974,576.24/93,932.40
  6. Step 6: Final answer
    x = 111,452.22

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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.