Home / 194,181.90-267,916.89-125,242.20

Finding the Fourth Proportional to 194,181.90, 267,916.89 and 125,242.20

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Solution

The fourth proportional to 194,181.90, 267,916.89 and 125,242.20 is: 172,799.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,181.90 : 267,916.89 = 125,242.20 : x
  2. Step 2: Convert to fraction form
    194,181.90/267,916.89 = 125,242.20/x
  3. Step 3: Cross multiply
    194,181.90x = 267,916.89 × 125,242.20
  4. Step 4: Simplify right side
    194,181.90x = 33,554,500,720.76
  5. Step 5: Solve for x
    x = 33,554,500,720.76/194,181.90
  6. Step 6: Final answer
    x = 172,799.32

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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.