Home / 88,226.92-121,753.93-47,940.69

Finding the Fourth Proportional to 88,226.92, 121,753.93 and 47,940.69

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Solution

The fourth proportional to 88,226.92, 121,753.93 and 47,940.69 is: 66,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,226.92 : 121,753.93 = 47,940.69 : x
  2. Step 2: Convert to fraction form
    88,226.92/121,753.93 = 47,940.69/x
  3. Step 3: Cross multiply
    88,226.92x = 121,753.93 × 47,940.69
  4. Step 4: Simplify right side
    88,226.92x = 5,836,966,764.50
  5. Step 5: Solve for x
    x = 5,836,966,764.50/88,226.92
  6. Step 6: Final answer
    x = 66,158.57

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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.