Home / 76,136.76-114,205.14-23,546.70

Finding the Fourth Proportional to 76,136.76, 114,205.14 and 23,546.70

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Solution

The fourth proportional to 76,136.76, 114,205.14 and 23,546.70 is: 35,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,136.76 : 114,205.14 = 23,546.70 : x
  2. Step 2: Convert to fraction form
    76,136.76/114,205.14 = 23,546.70/x
  3. Step 3: Cross multiply
    76,136.76x = 114,205.14 × 23,546.70
  4. Step 4: Simplify right side
    76,136.76x = 2,689,154,170.04
  5. Step 5: Solve for x
    x = 2,689,154,170.04/76,136.76
  6. Step 6: Final answer
    x = 35,320.05

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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.