Home / 180,231.12-270,350.40-55,572

Finding the Fourth Proportional to 180,231.12, 270,350.40 and 55,572

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Solution

The fourth proportional to 180,231.12, 270,350.40 and 55,572 is: 83,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,231.12 : 270,350.40 = 55,572 : x
  2. Step 2: Convert to fraction form
    180,231.12/270,350.40 = 55,572/x
  3. Step 3: Cross multiply
    180,231.12x = 270,350.40 × 55,572
  4. Step 4: Simplify right side
    180,231.12x = 15,023,912,428.80
  5. Step 5: Solve for x
    x = 15,023,912,428.80/180,231.12
  6. Step 6: Final answer
    x = 83,359.15

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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.