Home / 100,713.92-151,199.33-62,821.44

Finding the Fourth Proportional to 100,713.92, 151,199.33 and 62,821.44

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Solution

The fourth proportional to 100,713.92, 151,199.33 and 62,821.44 is: 94,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,713.92 : 151,199.33 = 62,821.44 : x
  2. Step 2: Convert to fraction form
    100,713.92/151,199.33 = 62,821.44/x
  3. Step 3: Cross multiply
    100,713.92x = 151,199.33 × 62,821.44
  4. Step 4: Simplify right side
    100,713.92x = 9,498,559,323.53
  5. Step 5: Solve for x
    x = 9,498,559,323.53/100,713.92
  6. Step 6: Final answer
    x = 94,312.28

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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.