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Finding the Fourth Proportional to 132,672.70, 199,009.05 and 110,802.70

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Solution

The fourth proportional to 132,672.70, 199,009.05 and 110,802.70 is: 166,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,672.70 : 199,009.05 = 110,802.70 : x
  2. Step 2: Convert to fraction form
    132,672.70/199,009.05 = 110,802.70/x
  3. Step 3: Cross multiply
    132,672.70x = 199,009.05 × 110,802.70
  4. Step 4: Simplify right side
    132,672.70x = 22,050,740,064.44
  5. Step 5: Solve for x
    x = 22,050,740,064.44/132,672.70
  6. Step 6: Final answer
    x = 166,204.05

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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.