Home / 89,673.57-134,508.92-30,550.41

Finding the Fourth Proportional to 89,673.57, 134,508.92 and 30,550.41

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Solution

The fourth proportional to 89,673.57, 134,508.92 and 30,550.41 is: 45,825.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,673.57 : 134,508.92 = 30,550.41 : x
  2. Step 2: Convert to fraction form
    89,673.57/134,508.92 = 30,550.41/x
  3. Step 3: Cross multiply
    89,673.57x = 134,508.92 × 30,550.41
  4. Step 4: Simplify right side
    89,673.57x = 4,109,302,501.91
  5. Step 5: Solve for x
    x = 4,109,302,501.91/89,673.57
  6. Step 6: Final answer
    x = 45,825.12

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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.