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Finding the Fourth Proportional to 151,255.88, 226,883.82 and 40,445

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Solution

The fourth proportional to 151,255.88, 226,883.82 and 40,445 is: 60,667.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,255.88 : 226,883.82 = 40,445 : x
  2. Step 2: Convert to fraction form
    151,255.88/226,883.82 = 40,445/x
  3. Step 3: Cross multiply
    151,255.88x = 226,883.82 × 40,445
  4. Step 4: Simplify right side
    151,255.88x = 9,176,316,099.90
  5. Step 5: Solve for x
    x = 9,176,316,099.90/151,255.88
  6. Step 6: Final answer
    x = 60,667.50

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1.5x scale

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.