Home / 66,826.11-100,239.13-62,397.44

Finding the Fourth Proportional to 66,826.11, 100,239.13 and 62,397.44

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Solution

The fourth proportional to 66,826.11, 100,239.13 and 62,397.44 is: 93,596.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,826.11 : 100,239.13 = 62,397.44 : x
  2. Step 2: Convert to fraction form
    66,826.11/100,239.13 = 62,397.44/x
  3. Step 3: Cross multiply
    66,826.11x = 100,239.13 × 62,397.44
  4. Step 4: Simplify right side
    66,826.11x = 6,254,665,099.83
  5. Step 5: Solve for x
    x = 6,254,665,099.83/66,826.11
  6. Step 6: Final answer
    x = 93,596.13

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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.