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Finding the Fourth Proportional to 155,262.88, 232,886.16 and 50,081.88

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Solution

The fourth proportional to 155,262.88, 232,886.16 and 50,081.88 is: 75,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,262.88 : 232,886.16 = 50,081.88 : x
  2. Step 2: Convert to fraction form
    155,262.88/232,886.16 = 50,081.88/x
  3. Step 3: Cross multiply
    155,262.88x = 232,886.16 × 50,081.88
  4. Step 4: Simplify right side
    155,262.88x = 11,663,376,718.78
  5. Step 5: Solve for x
    x = 11,663,376,718.78/155,262.88
  6. Step 6: Final answer
    x = 75,120.19

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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.