Home / 55,069.20-75,994.56-29,918.52

Finding the Fourth Proportional to 55,069.20, 75,994.56 and 29,918.52

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Solution

The fourth proportional to 55,069.20, 75,994.56 and 29,918.52 is: 41,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,069.20 : 75,994.56 = 29,918.52 : x
  2. Step 2: Convert to fraction form
    55,069.20/75,994.56 = 29,918.52/x
  3. Step 3: Cross multiply
    55,069.20x = 75,994.56 × 29,918.52
  4. Step 4: Simplify right side
    55,069.20x = 2,273,644,763.25
  5. Step 5: Solve for x
    x = 2,273,644,763.25/55,069.20
  6. Step 6: Final answer
    x = 41,287.05

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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.