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Finding the Fourth Proportional to 75,343.96, 113,034.21 and 22,750.30

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Solution

The fourth proportional to 75,343.96, 113,034.21 and 22,750.30 is: 34,130.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,343.96 : 113,034.21 = 22,750.30 : x
  2. Step 2: Convert to fraction form
    75,343.96/113,034.21 = 22,750.30/x
  3. Step 3: Cross multiply
    75,343.96x = 113,034.21 × 22,750.30
  4. Step 4: Simplify right side
    75,343.96x = 2,571,562,187.76
  5. Step 5: Solve for x
    x = 2,571,562,187.76/75,343.96
  6. Step 6: Final answer
    x = 34,130.97

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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.