Home / 74,716.24-112,013.28-34,760.10

Finding the Fourth Proportional to 74,716.24, 112,013.28 and 34,760.10

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Solution

The fourth proportional to 74,716.24, 112,013.28 and 34,760.10 is: 52,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,716.24 : 112,013.28 = 34,760.10 : x
  2. Step 2: Convert to fraction form
    74,716.24/112,013.28 = 34,760.10/x
  3. Step 3: Cross multiply
    74,716.24x = 112,013.28 × 34,760.10
  4. Step 4: Simplify right side
    74,716.24x = 3,893,593,234.18
  5. Step 5: Solve for x
    x = 3,893,593,234.18/74,716.24
  6. Step 6: Final answer
    x = 52,111.74

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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.