Home / 82,772.66-124,138.42-23,608.84

Finding the Fourth Proportional to 82,772.66, 124,138.42 and 23,608.84

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Solution

The fourth proportional to 82,772.66, 124,138.42 and 23,608.84 is: 35,407.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,772.66 : 124,138.42 = 23,608.84 : x
  2. Step 2: Convert to fraction form
    82,772.66/124,138.42 = 23,608.84/x
  3. Step 3: Cross multiply
    82,772.66x = 124,138.42 × 23,608.84
  4. Step 4: Simplify right side
    82,772.66x = 2,930,764,095.63
  5. Step 5: Solve for x
    x = 2,930,764,095.63/82,772.66
  6. Step 6: Final answer
    x = 35,407.39

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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.