Home / 72,205.16-108,217.53-34,758.27

Finding the Fourth Proportional to 72,205.16, 108,217.53 and 34,758.27

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Solution

The fourth proportional to 72,205.16, 108,217.53 and 34,758.27 is: 52,093.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,205.16 : 108,217.53 = 34,758.27 : x
  2. Step 2: Convert to fraction form
    72,205.16/108,217.53 = 34,758.27/x
  3. Step 3: Cross multiply
    72,205.16x = 108,217.53 × 34,758.27
  4. Step 4: Simplify right side
    72,205.16x = 3,761,454,126.47
  5. Step 5: Solve for x
    x = 3,761,454,126.47/72,205.16
  6. Step 6: Final answer
    x = 52,093.98

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1.5x scale

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.