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Finding the Fourth Proportional to 250,642.48, 376,062.12 and 110,302.66

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Solution

The fourth proportional to 250,642.48, 376,062.12 and 110,302.66 is: 165,497.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,642.48 : 376,062.12 = 110,302.66 : x
  2. Step 2: Convert to fraction form
    250,642.48/376,062.12 = 110,302.66/x
  3. Step 3: Cross multiply
    250,642.48x = 376,062.12 × 110,302.66
  4. Step 4: Simplify right side
    250,642.48x = 41,480,652,161.24
  5. Step 5: Solve for x
    x = 41,480,652,161.24/250,642.48
  6. Step 6: Final answer
    x = 165,497.29

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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.