Home / 67,922.44-93,671.60-42,431.13

Finding the Fourth Proportional to 67,922.44, 93,671.60 and 42,431.13

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Solution

The fourth proportional to 67,922.44, 93,671.60 and 42,431.13 is: 58,516.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,922.44 : 93,671.60 = 42,431.13 : x
  2. Step 2: Convert to fraction form
    67,922.44/93,671.60 = 42,431.13/x
  3. Step 3: Cross multiply
    67,922.44x = 93,671.60 × 42,431.13
  4. Step 4: Simplify right side
    67,922.44x = 3,974,591,836.91
  5. Step 5: Solve for x
    x = 3,974,591,836.91/67,922.44
  6. Step 6: Final answer
    x = 58,516.62

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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.