Home / 83,035.34-124,446.09-30,382.10

Finding the Fourth Proportional to 83,035.34, 124,446.09 and 30,382.10

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Solution

The fourth proportional to 83,035.34, 124,446.09 and 30,382.10 is: 45,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,035.34 : 124,446.09 = 30,382.10 : x
  2. Step 2: Convert to fraction form
    83,035.34/124,446.09 = 30,382.10/x
  3. Step 3: Cross multiply
    83,035.34x = 124,446.09 × 30,382.10
  4. Step 4: Simplify right side
    83,035.34x = 3,780,933,550.99
  5. Step 5: Solve for x
    x = 3,780,933,550.99/83,035.34
  6. Step 6: Final answer
    x = 45,534.03

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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.