Home / 83,267.16-124,949.60-30,713.28

Finding the Fourth Proportional to 83,267.16, 124,949.60 and 30,713.28

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Solution

The fourth proportional to 83,267.16, 124,949.60 and 30,713.28 is: 46,087.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,267.16 : 124,949.60 = 30,713.28 : x
  2. Step 2: Convert to fraction form
    83,267.16/124,949.60 = 30,713.28/x
  3. Step 3: Cross multiply
    83,267.16x = 124,949.60 × 30,713.28
  4. Step 4: Simplify right side
    83,267.16x = 3,837,612,050.69
  5. Step 5: Solve for x
    x = 3,837,612,050.69/83,267.16
  6. Step 6: Final answer
    x = 46,087.94

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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.