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Finding the Fourth Proportional to 113,773.62, 170,736.61 and 47,213.82

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Solution

The fourth proportional to 113,773.62, 170,736.61 and 47,213.82 is: 70,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,773.62 : 170,736.61 = 47,213.82 : x
  2. Step 2: Convert to fraction form
    113,773.62/170,736.61 = 47,213.82/x
  3. Step 3: Cross multiply
    113,773.62x = 170,736.61 × 47,213.82
  4. Step 4: Simplify right side
    113,773.62x = 8,061,126,718.27
  5. Step 5: Solve for x
    x = 8,061,126,718.27/113,773.62
  6. Step 6: Final answer
    x = 70,852.34

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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.