Home / 270,538.13-373,462.20-161,680.87

Finding the Fourth Proportional to 270,538.13, 373,462.20 and 161,680.87

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Solution

The fourth proportional to 270,538.13, 373,462.20 and 161,680.87 is: 223,191.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,538.13 : 373,462.20 = 161,680.87 : x
  2. Step 2: Convert to fraction form
    270,538.13/373,462.20 = 161,680.87/x
  3. Step 3: Cross multiply
    270,538.13x = 373,462.20 × 161,680.87
  4. Step 4: Simplify right side
    270,538.13x = 60,381,692,599.71
  5. Step 5: Solve for x
    x = 60,381,692,599.71/270,538.13
  6. Step 6: Final answer
    x = 223,191.06

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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.