Home / 107,982.16-149,015.60-60,234.28

Finding the Fourth Proportional to 107,982.16, 149,015.60 and 60,234.28

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Solution

The fourth proportional to 107,982.16, 149,015.60 and 60,234.28 is: 83,123.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,982.16 : 149,015.60 = 60,234.28 : x
  2. Step 2: Convert to fraction form
    107,982.16/149,015.60 = 60,234.28/x
  3. Step 3: Cross multiply
    107,982.16x = 149,015.60 × 60,234.28
  4. Step 4: Simplify right side
    107,982.16x = 8,975,847,374.77
  5. Step 5: Solve for x
    x = 8,975,847,374.77/107,982.16
  6. Step 6: Final answer
    x = 83,123.43

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1.5x scale

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.