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Finding the Fourth Proportional to 268,850, 403,275 and 93,746

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Solution

The fourth proportional to 268,850, 403,275 and 93,746 is: 140,619

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,850 : 403,275 = 93,746 : x
  2. Step 2: Convert to fraction form
    268,850/403,275 = 93,746/x
  3. Step 3: Cross multiply
    268,850x = 403,275 × 93,746
  4. Step 4: Simplify right side
    268,850x = 37,805,418,150
  5. Step 5: Solve for x
    x = 37,805,418,150/268,850
  6. Step 6: Final answer
    x = 140,619

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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.