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Finding the Fourth Proportional to 151,358, 226,895.86 and 51,449.92

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Solution

The fourth proportional to 151,358, 226,895.86 and 51,449.92 is: 77,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,358 : 226,895.86 = 51,449.92 : x
  2. Step 2: Convert to fraction form
    151,358/226,895.86 = 51,449.92/x
  3. Step 3: Cross multiply
    151,358x = 226,895.86 × 51,449.92
  4. Step 4: Simplify right side
    151,358x = 11,673,773,845.33
  5. Step 5: Solve for x
    x = 11,673,773,845.33/151,358
  6. Step 6: Final answer
    x = 77,126.90

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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.