Home / 149,840.10-225,019.35-97,481.70

Finding the Fourth Proportional to 149,840.10, 225,019.35 and 97,481.70

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Solution

The fourth proportional to 149,840.10, 225,019.35 and 97,481.70 is: 146,391.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,840.10 : 225,019.35 = 97,481.70 : x
  2. Step 2: Convert to fraction form
    149,840.10/225,019.35 = 97,481.70/x
  3. Step 3: Cross multiply
    149,840.10x = 225,019.35 × 97,481.70
  4. Step 4: Simplify right side
    149,840.10x = 21,935,268,770.90
  5. Step 5: Solve for x
    x = 21,935,268,770.90/149,840.10
  6. Step 6: Final answer
    x = 146,391.18

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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.