Home / 52,067.74-78,091.72-25,386.95

Finding the Fourth Proportional to 52,067.74, 78,091.72 and 25,386.95

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Solution

The fourth proportional to 52,067.74, 78,091.72 and 25,386.95 is: 38,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,067.74 : 78,091.72 = 25,386.95 : x
  2. Step 2: Convert to fraction form
    52,067.74/78,091.72 = 25,386.95/x
  3. Step 3: Cross multiply
    52,067.74x = 78,091.72 × 25,386.95
  4. Step 4: Simplify right side
    52,067.74x = 1,982,510,591.05
  5. Step 5: Solve for x
    x = 1,982,510,591.05/52,067.74
  6. Step 6: Final answer
    x = 38,075.60

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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.