Home / 51,574.43-77,230.35-33,990.95

Finding the Fourth Proportional to 51,574.43, 77,230.35 and 33,990.95

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Solution

The fourth proportional to 51,574.43, 77,230.35 and 33,990.95 is: 50,899.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,574.43 : 77,230.35 = 33,990.95 : x
  2. Step 2: Convert to fraction form
    51,574.43/77,230.35 = 33,990.95/x
  3. Step 3: Cross multiply
    51,574.43x = 77,230.35 × 33,990.95
  4. Step 4: Simplify right side
    51,574.43x = 2,625,132,965.33
  5. Step 5: Solve for x
    x = 2,625,132,965.33/51,574.43
  6. Step 6: Final answer
    x = 50,899.89

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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.