Home / 243,546.12-365,353.61-75,080.16

Finding the Fourth Proportional to 243,546.12, 365,353.61 and 75,080.16

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Solution

The fourth proportional to 243,546.12, 365,353.61 and 75,080.16 is: 112,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,546.12 : 365,353.61 = 75,080.16 : x
  2. Step 2: Convert to fraction form
    243,546.12/365,353.61 = 75,080.16/x
  3. Step 3: Cross multiply
    243,546.12x = 365,353.61 × 75,080.16
  4. Step 4: Simplify right side
    243,546.12x = 27,430,807,119.98
  5. Step 5: Solve for x
    x = 27,430,807,119.98/243,546.12
  6. Step 6: Final answer
    x = 112,630.85

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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.