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Finding the Fourth Proportional to 73,065.38, 100,830.29 and 41,233.59

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Solution

The fourth proportional to 73,065.38, 100,830.29 and 41,233.59 is: 56,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,065.38 : 100,830.29 = 41,233.59 : x
  2. Step 2: Convert to fraction form
    73,065.38/100,830.29 = 41,233.59/x
  3. Step 3: Cross multiply
    73,065.38x = 100,830.29 × 41,233.59
  4. Step 4: Simplify right side
    73,065.38x = 4,157,594,631.27
  5. Step 5: Solve for x
    x = 4,157,594,631.27/73,065.38
  6. Step 6: Final answer
    x = 56,902.39

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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.