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Finding the Fourth Proportional to 73,543.82, 110,293.80 and 26,785.76

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Solution

The fourth proportional to 73,543.82, 110,293.80 and 26,785.76 is: 40,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,543.82 : 110,293.80 = 26,785.76 : x
  2. Step 2: Convert to fraction form
    73,543.82/110,293.80 = 26,785.76/x
  3. Step 3: Cross multiply
    73,543.82x = 110,293.80 × 26,785.76
  4. Step 4: Simplify right side
    73,543.82x = 2,954,303,256.29
  5. Step 5: Solve for x
    x = 2,954,303,256.29/73,543.82
  6. Step 6: Final answer
    x = 40,170.65

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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.