Home / 204,403.32-282,396.52-156,174.05

Finding the Fourth Proportional to 204,403.32, 282,396.52 and 156,174.05

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Solution

The fourth proportional to 204,403.32, 282,396.52 and 156,174.05 is: 215,764.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,403.32 : 282,396.52 = 156,174.05 : x
  2. Step 2: Convert to fraction form
    204,403.32/282,396.52 = 156,174.05/x
  3. Step 3: Cross multiply
    204,403.32x = 282,396.52 × 156,174.05
  4. Step 4: Simplify right side
    204,403.32x = 44,103,007,547.03
  5. Step 5: Solve for x
    x = 44,103,007,547.03/204,403.32
  6. Step 6: Final answer
    x = 215,764.63

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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.