Home / 40,148.12-60,189.24-15,173.96

Finding the Fourth Proportional to 40,148.12, 60,189.24 and 15,173.96

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Solution

The fourth proportional to 40,148.12, 60,189.24 and 15,173.96 is: 22,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,148.12 : 60,189.24 = 15,173.96 : x
  2. Step 2: Convert to fraction form
    40,148.12/60,189.24 = 15,173.96/x
  3. Step 3: Cross multiply
    40,148.12x = 60,189.24 × 15,173.96
  4. Step 4: Simplify right side
    40,148.12x = 913,309,120.19
  5. Step 5: Solve for x
    x = 913,309,120.19/40,148.12
  6. Step 6: Final answer
    x = 22,748.49

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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.