Home / 112,522.26-155,280.33-62,221.26

Finding the Fourth Proportional to 112,522.26, 155,280.33 and 62,221.26

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Solution

The fourth proportional to 112,522.26, 155,280.33 and 62,221.26 is: 85,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,522.26 : 155,280.33 = 62,221.26 : x
  2. Step 2: Convert to fraction form
    112,522.26/155,280.33 = 62,221.26/x
  3. Step 3: Cross multiply
    112,522.26x = 155,280.33 × 62,221.26
  4. Step 4: Simplify right side
    112,522.26x = 9,661,737,785.82
  5. Step 5: Solve for x
    x = 9,661,737,785.82/112,522.26
  6. Step 6: Final answer
    x = 85,865.12

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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.