Home / 115,734.72-173,321.70-80,096.16

Finding the Fourth Proportional to 115,734.72, 173,321.70 and 80,096.16

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Solution

The fourth proportional to 115,734.72, 173,321.70 and 80,096.16 is: 119,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,734.72 : 173,321.70 = 80,096.16 : x
  2. Step 2: Convert to fraction form
    115,734.72/173,321.70 = 80,096.16/x
  3. Step 3: Cross multiply
    115,734.72x = 173,321.70 × 80,096.16
  4. Step 4: Simplify right side
    115,734.72x = 13,882,402,614.67
  5. Step 5: Solve for x
    x = 13,882,402,614.67/115,734.72
  6. Step 6: Final answer
    x = 119,950.20

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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.