Home / 48,727.80-73,091.70-40,854.60

Finding the Fourth Proportional to 48,727.80, 73,091.70 and 40,854.60

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Solution

The fourth proportional to 48,727.80, 73,091.70 and 40,854.60 is: 61,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,727.80 : 73,091.70 = 40,854.60 : x
  2. Step 2: Convert to fraction form
    48,727.80/73,091.70 = 40,854.60/x
  3. Step 3: Cross multiply
    48,727.80x = 73,091.70 × 40,854.60
  4. Step 4: Simplify right side
    48,727.80x = 2,986,132,166.82
  5. Step 5: Solve for x
    x = 2,986,132,166.82/48,727.80
  6. Step 6: Final answer
    x = 61,281.90

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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.