Home / 91,842.04-126,709.42-60,029.28

Finding the Fourth Proportional to 91,842.04, 126,709.42 and 60,029.28

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Solution

The fourth proportional to 91,842.04, 126,709.42 and 60,029.28 is: 82,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,842.04 : 126,709.42 = 60,029.28 : x
  2. Step 2: Convert to fraction form
    91,842.04/126,709.42 = 60,029.28/x
  3. Step 3: Cross multiply
    91,842.04x = 126,709.42 × 60,029.28
  4. Step 4: Simplify right side
    91,842.04x = 7,606,275,251.82
  5. Step 5: Solve for x
    x = 7,606,275,251.82/91,842.04
  6. Step 6: Final answer
    x = 82,819.10

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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.