Home / 88,226.43-121,752.29-47,940.38

Finding the Fourth Proportional to 88,226.43, 121,752.29 and 47,940.38

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Solution

The fourth proportional to 88,226.43, 121,752.29 and 47,940.38 is: 66,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,226.43 : 121,752.29 = 47,940.38 : x
  2. Step 2: Convert to fraction form
    88,226.43/121,752.29 = 47,940.38/x
  3. Step 3: Cross multiply
    88,226.43x = 121,752.29 × 47,940.38
  4. Step 4: Simplify right side
    88,226.43x = 5,836,850,200.01
  5. Step 5: Solve for x
    x = 5,836,850,200.01/88,226.43
  6. Step 6: Final answer
    x = 66,157.62

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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.