Home / 48,898.32-67,408.80-36,132.72

Finding the Fourth Proportional to 48,898.32, 67,408.80 and 36,132.72

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Solution

The fourth proportional to 48,898.32, 67,408.80 and 36,132.72 is: 49,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,898.32 : 67,408.80 = 36,132.72 : x
  2. Step 2: Convert to fraction form
    48,898.32/67,408.80 = 36,132.72/x
  3. Step 3: Cross multiply
    48,898.32x = 67,408.80 × 36,132.72
  4. Step 4: Simplify right side
    48,898.32x = 2,435,663,295.94
  5. Step 5: Solve for x
    x = 2,435,663,295.94/48,898.32
  6. Step 6: Final answer
    x = 49,810.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.