Home / 72,340.57-108,527.69-22,418.02

Finding the Fourth Proportional to 72,340.57, 108,527.69 and 22,418.02

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Solution

The fourth proportional to 72,340.57, 108,527.69 and 22,418.02 is: 33,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,340.57 : 108,527.69 = 22,418.02 : x
  2. Step 2: Convert to fraction form
    72,340.57/108,527.69 = 22,418.02/x
  3. Step 3: Cross multiply
    72,340.57x = 108,527.69 × 22,418.02
  4. Step 4: Simplify right side
    72,340.57x = 2,432,975,924.97
  5. Step 5: Solve for x
    x = 2,432,975,924.97/72,340.57
  6. Step 6: Final answer
    x = 33,632.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.