Home / 92,829.32-139,251.33-26,269.86

Finding the Fourth Proportional to 92,829.32, 139,251.33 and 26,269.86

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Solution

The fourth proportional to 92,829.32, 139,251.33 and 26,269.86 is: 39,406.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,829.32 : 139,251.33 = 26,269.86 : x
  2. Step 2: Convert to fraction form
    92,829.32/139,251.33 = 26,269.86/x
  3. Step 3: Cross multiply
    92,829.32x = 139,251.33 × 26,269.86
  4. Step 4: Simplify right side
    92,829.32x = 3,658,112,943.91
  5. Step 5: Solve for x
    x = 3,658,112,943.91/92,829.32
  6. Step 6: Final answer
    x = 39,406.87

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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.