Home / 91,134.72-125,765.52-50,846.10

Finding the Fourth Proportional to 91,134.72, 125,765.52 and 50,846.10

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Solution

The fourth proportional to 91,134.72, 125,765.52 and 50,846.10 is: 70,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,134.72 : 125,765.52 = 50,846.10 : x
  2. Step 2: Convert to fraction form
    91,134.72/125,765.52 = 50,846.10/x
  3. Step 3: Cross multiply
    91,134.72x = 125,765.52 × 50,846.10
  4. Step 4: Simplify right side
    91,134.72x = 6,394,686,206.47
  5. Step 5: Solve for x
    x = 6,394,686,206.47/91,134.72
  6. Step 6: Final answer
    x = 70,167.40

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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.