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Finding the Fourth Proportional to 175,279.80, 262,867.80 and 48,889.57

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Solution

The fourth proportional to 175,279.80, 262,867.80 and 48,889.57 is: 73,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,279.80 : 262,867.80 = 48,889.57 : x
  2. Step 2: Convert to fraction form
    175,279.80/262,867.80 = 48,889.57/x
  3. Step 3: Cross multiply
    175,279.80x = 262,867.80 × 48,889.57
  4. Step 4: Simplify right side
    175,279.80x = 12,851,492,272.28
  5. Step 5: Solve for x
    x = 12,851,492,272.28/175,279.80
  6. Step 6: Final answer
    x = 73,319.87

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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.