Home / 88,737.19-122,456.55-48,450.76

Finding the Fourth Proportional to 88,737.19, 122,456.55 and 48,450.76

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Solution

The fourth proportional to 88,737.19, 122,456.55 and 48,450.76 is: 66,861.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,737.19 : 122,456.55 = 48,450.76 : x
  2. Step 2: Convert to fraction form
    88,737.19/122,456.55 = 48,450.76/x
  3. Step 3: Cross multiply
    88,737.19x = 122,456.55 × 48,450.76
  4. Step 4: Simplify right side
    88,737.19x = 5,933,112,914.48
  5. Step 5: Solve for x
    x = 5,933,112,914.48/88,737.19
  6. Step 6: Final answer
    x = 66,861.63

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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.