Home / 112,551.12-155,310.12-62,249.04

Finding the Fourth Proportional to 112,551.12, 155,310.12 and 62,249.04

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Solution

The fourth proportional to 112,551.12, 155,310.12 and 62,249.04 is: 85,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,551.12 : 155,310.12 = 62,249.04 : x
  2. Step 2: Convert to fraction form
    112,551.12/155,310.12 = 62,249.04/x
  3. Step 3: Cross multiply
    112,551.12x = 155,310.12 × 62,249.04
  4. Step 4: Simplify right side
    112,551.12x = 9,667,905,872.28
  5. Step 5: Solve for x
    x = 9,667,905,872.28/112,551.12
  6. Step 6: Final answer
    x = 85,897.91

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1.5x scale

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.