Home / 178,784.32-268,200.16-60,489.52

Finding the Fourth Proportional to 178,784.32, 268,200.16 and 60,489.52

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Solution

The fourth proportional to 178,784.32, 268,200.16 and 60,489.52 is: 90,742.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,784.32 : 268,200.16 = 60,489.52 : x
  2. Step 2: Convert to fraction form
    178,784.32/268,200.16 = 60,489.52/x
  3. Step 3: Cross multiply
    178,784.32x = 268,200.16 × 60,489.52
  4. Step 4: Simplify right side
    178,784.32x = 16,223,298,942.32
  5. Step 5: Solve for x
    x = 16,223,298,942.32/178,784.32
  6. Step 6: Final answer
    x = 90,742.29

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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.