Home / 135,205.16-202,382.52-92,837.30

Finding the Fourth Proportional to 135,205.16, 202,382.52 and 92,837.30

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Solution

The fourth proportional to 135,205.16, 202,382.52 and 92,837.30 is: 138,963.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,205.16 : 202,382.52 = 92,837.30 : x
  2. Step 2: Convert to fraction form
    135,205.16/202,382.52 = 92,837.30/x
  3. Step 3: Cross multiply
    135,205.16x = 202,382.52 × 92,837.30
  4. Step 4: Simplify right side
    135,205.16x = 18,788,646,724.00
  5. Step 5: Solve for x
    x = 18,788,646,724.00/135,205.16
  6. Step 6: Final answer
    x = 138,963.98

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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.