Home / 123,868.97-185,810.52-35,115.50

Finding the Fourth Proportional to 123,868.97, 185,810.52 and 35,115.50

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Solution

The fourth proportional to 123,868.97, 185,810.52 and 35,115.50 is: 52,675.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,868.97 : 185,810.52 = 35,115.50 : x
  2. Step 2: Convert to fraction form
    123,868.97/185,810.52 = 35,115.50/x
  3. Step 3: Cross multiply
    123,868.97x = 185,810.52 × 35,115.50
  4. Step 4: Simplify right side
    123,868.97x = 6,524,829,315.06
  5. Step 5: Solve for x
    x = 6,524,829,315.06/123,868.97
  6. Step 6: Final answer
    x = 52,675.25

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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.