Home / 67,115.60-92,639.04-41,629.76

Finding the Fourth Proportional to 67,115.60, 92,639.04 and 41,629.76

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Solution

The fourth proportional to 67,115.60, 92,639.04 and 41,629.76 is: 57,461.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,115.60 : 92,639.04 = 41,629.76 : x
  2. Step 2: Convert to fraction form
    67,115.60/92,639.04 = 41,629.76/x
  3. Step 3: Cross multiply
    67,115.60x = 92,639.04 × 41,629.76
  4. Step 4: Simplify right side
    67,115.60x = 3,856,541,001.83
  5. Step 5: Solve for x
    x = 3,856,541,001.83/67,115.60
  6. Step 6: Final answer
    x = 57,461.17

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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.