Home / 48,188.28-72,295.50-20,099.04

Finding the Fourth Proportional to 48,188.28, 72,295.50 and 20,099.04

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Solution

The fourth proportional to 48,188.28, 72,295.50 and 20,099.04 is: 30,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,188.28 : 72,295.50 = 20,099.04 : x
  2. Step 2: Convert to fraction form
    48,188.28/72,295.50 = 20,099.04/x
  3. Step 3: Cross multiply
    48,188.28x = 72,295.50 × 20,099.04
  4. Step 4: Simplify right side
    48,188.28x = 1,453,070,146.32
  5. Step 5: Solve for x
    x = 1,453,070,146.32/48,188.28
  6. Step 6: Final answer
    x = 30,154.02

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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.