Home / 49,305.35-67,999.47-41,685.78

Finding the Fourth Proportional to 49,305.35, 67,999.47 and 41,685.78

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Solution

The fourth proportional to 49,305.35, 67,999.47 and 41,685.78 is: 57,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,305.35 : 67,999.47 = 41,685.78 : x
  2. Step 2: Convert to fraction form
    49,305.35/67,999.47 = 41,685.78/x
  3. Step 3: Cross multiply
    49,305.35x = 67,999.47 × 41,685.78
  4. Step 4: Simplify right side
    49,305.35x = 2,834,610,946.54
  5. Step 5: Solve for x
    x = 2,834,610,946.54/49,305.35
  6. Step 6: Final answer
    x = 57,490.94

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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.