Home / 145,876.56-201,310.20-92,185.44

Finding the Fourth Proportional to 145,876.56, 201,310.20 and 92,185.44

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Solution

The fourth proportional to 145,876.56, 201,310.20 and 92,185.44 is: 127,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,876.56 : 201,310.20 = 92,185.44 : x
  2. Step 2: Convert to fraction form
    145,876.56/201,310.20 = 92,185.44/x
  3. Step 3: Cross multiply
    145,876.56x = 201,310.20 × 92,185.44
  4. Step 4: Simplify right side
    145,876.56x = 18,557,869,363.49
  5. Step 5: Solve for x
    x = 18,557,869,363.49/145,876.56
  6. Step 6: Final answer
    x = 127,216.25

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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.