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Finding the Fourth Proportional to 73,560.75, 110,324.71 and 34,112.74

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Solution

The fourth proportional to 73,560.75, 110,324.71 and 34,112.74 is: 51,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,560.75 : 110,324.71 = 34,112.74 : x
  2. Step 2: Convert to fraction form
    73,560.75/110,324.71 = 34,112.74/x
  3. Step 3: Cross multiply
    73,560.75x = 110,324.71 × 34,112.74
  4. Step 4: Simplify right side
    73,560.75x = 3,763,478,147.81
  5. Step 5: Solve for x
    x = 3,763,478,147.81/73,560.75
  6. Step 6: Final answer
    x = 51,161.50

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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.