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Finding the Fourth Proportional to 151,466.76, 227,320.02 and 84,894.48

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Solution

The fourth proportional to 151,466.76, 227,320.02 and 84,894.48 is: 127,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,466.76 : 227,320.02 = 84,894.48 : x
  2. Step 2: Convert to fraction form
    151,466.76/227,320.02 = 84,894.48/x
  3. Step 3: Cross multiply
    151,466.76x = 227,320.02 × 84,894.48
  4. Step 4: Simplify right side
    151,466.76x = 19,298,214,891.49
  5. Step 5: Solve for x
    x = 19,298,214,891.49/151,466.76
  6. Step 6: Final answer
    x = 127,408.91

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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.