Home / 51,727.20-77,461.20-34,101.60

Finding the Fourth Proportional to 51,727.20, 77,461.20 and 34,101.60

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Solution

The fourth proportional to 51,727.20, 77,461.20 and 34,101.60 is: 51,066.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,727.20 : 77,461.20 = 34,101.60 : x
  2. Step 2: Convert to fraction form
    51,727.20/77,461.20 = 34,101.60/x
  3. Step 3: Cross multiply
    51,727.20x = 77,461.20 × 34,101.60
  4. Step 4: Simplify right side
    51,727.20x = 2,641,550,857.92
  5. Step 5: Solve for x
    x = 2,641,550,857.92/51,727.20
  6. Step 6: Final answer
    x = 51,066.96

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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.