Home / 82,901.22-124,325.91-36,106.98

Finding the Fourth Proportional to 82,901.22, 124,325.91 and 36,106.98

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Solution

The fourth proportional to 82,901.22, 124,325.91 and 36,106.98 is: 54,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,901.22 : 124,325.91 = 36,106.98 : x
  2. Step 2: Convert to fraction form
    82,901.22/124,325.91 = 36,106.98/x
  3. Step 3: Cross multiply
    82,901.22x = 124,325.91 × 36,106.98
  4. Step 4: Simplify right side
    82,901.22x = 4,489,033,145.85
  5. Step 5: Solve for x
    x = 4,489,033,145.85/82,901.22
  6. Step 6: Final answer
    x = 54,149.18

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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.