Home / 302,561.27-453,891.17-89,350.75

Finding the Fourth Proportional to 302,561.27, 453,891.17 and 89,350.75

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Solution

The fourth proportional to 302,561.27, 453,891.17 and 89,350.75 is: 134,040.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,561.27 : 453,891.17 = 89,350.75 : x
  2. Step 2: Convert to fraction form
    302,561.27/453,891.17 = 89,350.75/x
  3. Step 3: Cross multiply
    302,561.27x = 453,891.17 × 89,350.75
  4. Step 4: Simplify right side
    302,561.27x = 40,555,514,876.40
  5. Step 5: Solve for x
    x = 40,555,514,876.40/302,561.27
  6. Step 6: Final answer
    x = 134,040.67

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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.