Home / 75,795.55-113,642.60-36,331.13

Finding the Fourth Proportional to 75,795.55, 113,642.60 and 36,331.13

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Solution

The fourth proportional to 75,795.55, 113,642.60 and 36,331.13 is: 54,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,795.55 : 113,642.60 = 36,331.13 : x
  2. Step 2: Convert to fraction form
    75,795.55/113,642.60 = 36,331.13/x
  3. Step 3: Cross multiply
    75,795.55x = 113,642.60 × 36,331.13
  4. Step 4: Simplify right side
    75,795.55x = 4,128,764,176.59
  5. Step 5: Solve for x
    x = 4,128,764,176.59/75,795.55
  6. Step 6: Final answer
    x = 54,472.38

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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.