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Finding the Fourth Proportional to 240,748.68, 360,908.28 and 114,310.92

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Solution

The fourth proportional to 240,748.68, 360,908.28 and 114,310.92 is: 171,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,748.68 : 360,908.28 = 114,310.92 : x
  2. Step 2: Convert to fraction form
    240,748.68/360,908.28 = 114,310.92/x
  3. Step 3: Cross multiply
    240,748.68x = 360,908.28 × 114,310.92
  4. Step 4: Simplify right side
    240,748.68x = 41,255,757,522.42
  5. Step 5: Solve for x
    x = 41,255,757,522.42/240,748.68
  6. Step 6: Final answer
    x = 171,364.42

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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.