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Finding the Fourth Proportional to 110,125.88, 151,960.82 and 64,793.90

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Solution

The fourth proportional to 110,125.88, 151,960.82 and 64,793.90 is: 89,407.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,125.88 : 151,960.82 = 64,793.90 : x
  2. Step 2: Convert to fraction form
    110,125.88/151,960.82 = 64,793.90/x
  3. Step 3: Cross multiply
    110,125.88x = 151,960.82 × 64,793.90
  4. Step 4: Simplify right side
    110,125.88x = 9,846,133,091.22
  5. Step 5: Solve for x
    x = 9,846,133,091.22/110,125.88
  6. Step 6: Final answer
    x = 89,407.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.