Home / 243,778.70-365,708.92-83,848.20

Finding the Fourth Proportional to 243,778.70, 365,708.92 and 83,848.20

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Solution

The fourth proportional to 243,778.70, 365,708.92 and 83,848.20 is: 125,786.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,778.70 : 365,708.92 = 83,848.20 : x
  2. Step 2: Convert to fraction form
    243,778.70/365,708.92 = 83,848.20/x
  3. Step 3: Cross multiply
    243,778.70x = 365,708.92 × 83,848.20
  4. Step 4: Simplify right side
    243,778.70x = 30,664,034,665.94
  5. Step 5: Solve for x
    x = 30,664,034,665.94/243,778.70
  6. Step 6: Final answer
    x = 125,786.36

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1.5x scale

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.