Home / 56,163.18-77,414.49-48,876.62

Finding the Fourth Proportional to 56,163.18, 77,414.49 and 48,876.62

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Solution

The fourth proportional to 56,163.18, 77,414.49 and 48,876.62 is: 67,370.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163.18 : 77,414.49 = 48,876.62 : x
  2. Step 2: Convert to fraction form
    56,163.18/77,414.49 = 48,876.62/x
  3. Step 3: Cross multiply
    56,163.18x = 77,414.49 × 48,876.62
  4. Step 4: Simplify right side
    56,163.18x = 3,783,758,803.76
  5. Step 5: Solve for x
    x = 3,783,758,803.76/56,163.18
  6. Step 6: Final answer
    x = 67,370.81

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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.