Home / 55,167.97-76,120.18-36,075.73

Finding the Fourth Proportional to 55,167.97, 76,120.18 and 36,075.73

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Solution

The fourth proportional to 55,167.97, 76,120.18 and 36,075.73 is: 49,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,167.97 : 76,120.18 = 36,075.73 : x
  2. Step 2: Convert to fraction form
    55,167.97/76,120.18 = 36,075.73/x
  3. Step 3: Cross multiply
    55,167.97x = 76,120.18 × 36,075.73
  4. Step 4: Simplify right side
    55,167.97x = 2,746,091,061.23
  5. Step 5: Solve for x
    x = 2,746,091,061.23/55,167.97
  6. Step 6: Final answer
    x = 49,776.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.