Home / 208,748.80-313,143.69-58,990.24

Finding the Fourth Proportional to 208,748.80, 313,143.69 and 58,990.24

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Solution

The fourth proportional to 208,748.80, 313,143.69 and 58,990.24 is: 88,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,748.80 : 313,143.69 = 58,990.24 : x
  2. Step 2: Convert to fraction form
    208,748.80/313,143.69 = 58,990.24/x
  3. Step 3: Cross multiply
    208,748.80x = 313,143.69 × 58,990.24
  4. Step 4: Simplify right side
    208,748.80x = 18,472,419,861.87
  5. Step 5: Solve for x
    x = 18,472,419,861.87/208,748.80
  6. Step 6: Final answer
    x = 88,491.14

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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.