Home / 253,266.24-379,899.90-174,141.12

Finding the Fourth Proportional to 253,266.24, 379,899.90 and 174,141.12

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Solution

The fourth proportional to 253,266.24, 379,899.90 and 174,141.12 is: 261,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,266.24 : 379,899.90 = 174,141.12 : x
  2. Step 2: Convert to fraction form
    253,266.24/379,899.90 = 174,141.12/x
  3. Step 3: Cross multiply
    253,266.24x = 379,899.90 × 174,141.12
  4. Step 4: Simplify right side
    253,266.24x = 66,156,194,073.89
  5. Step 5: Solve for x
    x = 66,156,194,073.89/253,266.24
  6. Step 6: Final answer
    x = 261,212.05

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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.