Home / 112,995.28-155,936.42-62,010.24

Finding the Fourth Proportional to 112,995.28, 155,936.42 and 62,010.24

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Solution

The fourth proportional to 112,995.28, 155,936.42 and 62,010.24 is: 85,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,995.28 : 155,936.42 = 62,010.24 : x
  2. Step 2: Convert to fraction form
    112,995.28/155,936.42 = 62,010.24/x
  3. Step 3: Cross multiply
    112,995.28x = 155,936.42 × 62,010.24
  4. Step 4: Simplify right side
    112,995.28x = 9,669,654,828.94
  5. Step 5: Solve for x
    x = 9,669,654,828.94/112,995.28
  6. Step 6: Final answer
    x = 85,575.74

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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.