Home / 270,829.80-405,995.92-93,294.61

Finding the Fourth Proportional to 270,829.80, 405,995.92 and 93,294.61

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Solution

The fourth proportional to 270,829.80, 405,995.92 and 93,294.61 is: 139,856.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,829.80 : 405,995.92 = 93,294.61 : x
  2. Step 2: Convert to fraction form
    270,829.80/405,995.92 = 93,294.61/x
  3. Step 3: Cross multiply
    270,829.80x = 405,995.92 × 93,294.61
  4. Step 4: Simplify right side
    270,829.80x = 37,877,229,769.76
  5. Step 5: Solve for x
    x = 37,877,229,769.76/270,829.80
  6. Step 6: Final answer
    x = 139,856.21

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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.