Home / 123,896.08-185,851.18-35,142.61

Finding the Fourth Proportional to 123,896.08, 185,851.18 and 35,142.61

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Solution

The fourth proportional to 123,896.08, 185,851.18 and 35,142.61 is: 52,715.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,896.08 : 185,851.18 = 35,142.61 : x
  2. Step 2: Convert to fraction form
    123,896.08/185,851.18 = 35,142.61/x
  3. Step 3: Cross multiply
    123,896.08x = 185,851.18 × 35,142.61
  4. Step 4: Simplify right side
    123,896.08x = 6,531,295,563.39
  5. Step 5: Solve for x
    x = 6,531,295,563.39/123,896.08
  6. Step 6: Final answer
    x = 52,715.92

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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.