Home / 49,979.02-74,980.82-35,216.76

Finding the Fourth Proportional to 49,979.02, 74,980.82 and 35,216.76

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Solution

The fourth proportional to 49,979.02, 74,980.82 and 35,216.76 is: 52,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.02 : 74,980.82 = 35,216.76 : x
  2. Step 2: Convert to fraction form
    49,979.02/74,980.82 = 35,216.76/x
  3. Step 3: Cross multiply
    49,979.02x = 74,980.82 × 35,216.76
  4. Step 4: Simplify right side
    49,979.02x = 2,640,581,542.54
  5. Step 5: Solve for x
    x = 2,640,581,542.54/49,979.02
  6. Step 6: Final answer
    x = 52,833.80

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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.