Home / 55,340.61-83,010.96-49,817.13

Finding the Fourth Proportional to 55,340.61, 83,010.96 and 49,817.13

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Solution

The fourth proportional to 55,340.61, 83,010.96 and 49,817.13 is: 74,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,340.61 : 83,010.96 = 49,817.13 : x
  2. Step 2: Convert to fraction form
    55,340.61/83,010.96 = 49,817.13/x
  3. Step 3: Cross multiply
    55,340.61x = 83,010.96 × 49,817.13
  4. Step 4: Simplify right side
    55,340.61x = 4,135,367,785.74
  5. Step 5: Solve for x
    x = 4,135,367,785.74/55,340.61
  6. Step 6: Final answer
    x = 74,725.74

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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.