Home / 54,127.98-74,696.40-30,254.65

Finding the Fourth Proportional to 54,127.98, 74,696.40 and 30,254.65

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Solution

The fourth proportional to 54,127.98, 74,696.40 and 30,254.65 is: 41,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,127.98 : 74,696.40 = 30,254.65 : x
  2. Step 2: Convert to fraction form
    54,127.98/74,696.40 = 30,254.65/x
  3. Step 3: Cross multiply
    54,127.98x = 74,696.40 × 30,254.65
  4. Step 4: Simplify right side
    54,127.98x = 2,259,913,251.52
  5. Step 5: Solve for x
    x = 2,259,913,251.52/54,127.98
  6. Step 6: Final answer
    x = 41,751.29

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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.