Home / 141,774.28-212,689.38-40,573.28

Finding the Fourth Proportional to 141,774.28, 212,689.38 and 40,573.28

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Solution

The fourth proportional to 141,774.28, 212,689.38 and 40,573.28 is: 60,867.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,774.28 : 212,689.38 = 40,573.28 : x
  2. Step 2: Convert to fraction form
    141,774.28/212,689.38 = 40,573.28/x
  3. Step 3: Cross multiply
    141,774.28x = 212,689.38 × 40,573.28
  4. Step 4: Simplify right side
    141,774.28x = 8,629,505,767.77
  5. Step 5: Solve for x
    x = 8,629,505,767.77/141,774.28
  6. Step 6: Final answer
    x = 60,867.92

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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.