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Finding the Fourth Proportional to 151,256.88, 226,885.32 and 40,446

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Solution

The fourth proportional to 151,256.88, 226,885.32 and 40,446 is: 60,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,256.88 : 226,885.32 = 40,446 : x
  2. Step 2: Convert to fraction form
    151,256.88/226,885.32 = 40,446/x
  3. Step 3: Cross multiply
    151,256.88x = 226,885.32 × 40,446
  4. Step 4: Simplify right side
    151,256.88x = 9,176,603,652.72
  5. Step 5: Solve for x
    x = 9,176,603,652.72/151,256.88
  6. Step 6: Final answer
    x = 60,669.00

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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.