Home / 75,462.78-113,150.88-58,359.60

Finding the Fourth Proportional to 75,462.78, 113,150.88 and 58,359.60

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Solution

The fourth proportional to 75,462.78, 113,150.88 and 58,359.60 is: 87,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,462.78 : 113,150.88 = 58,359.60 : x
  2. Step 2: Convert to fraction form
    75,462.78/113,150.88 = 58,359.60/x
  3. Step 3: Cross multiply
    75,462.78x = 113,150.88 × 58,359.60
  4. Step 4: Simplify right side
    75,462.78x = 6,603,440,096.45
  5. Step 5: Solve for x
    x = 6,603,440,096.45/75,462.78
  6. Step 6: Final answer
    x = 87,505.92

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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.