Home / 72,579.52-108,846.24-23,320

Finding the Fourth Proportional to 72,579.52, 108,846.24 and 23,320

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Solution

The fourth proportional to 72,579.52, 108,846.24 and 23,320 is: 34,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,579.52 : 108,846.24 = 23,320 : x
  2. Step 2: Convert to fraction form
    72,579.52/108,846.24 = 23,320/x
  3. Step 3: Cross multiply
    72,579.52x = 108,846.24 × 23,320
  4. Step 4: Simplify right side
    72,579.52x = 2,538,294,316.80
  5. Step 5: Solve for x
    x = 2,538,294,316.80/72,579.52
  6. Step 6: Final answer
    x = 34,972.60

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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.