Home / 89,748.86-134,578.33-50,295.38

Finding the Fourth Proportional to 89,748.86, 134,578.33 and 50,295.38

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Solution

The fourth proportional to 89,748.86, 134,578.33 and 50,295.38 is: 75,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,748.86 : 134,578.33 = 50,295.38 : x
  2. Step 2: Convert to fraction form
    89,748.86/134,578.33 = 50,295.38/x
  3. Step 3: Cross multiply
    89,748.86x = 134,578.33 × 50,295.38
  4. Step 4: Simplify right side
    89,748.86x = 6,768,668,247.12
  5. Step 5: Solve for x
    x = 6,768,668,247.12/89,748.86
  6. Step 6: Final answer
    x = 75,417.87

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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.