Home / 63,735.12-95,634.81-45,134.69

Finding the Fourth Proportional to 63,735.12, 95,634.81 and 45,134.69

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Solution

The fourth proportional to 63,735.12, 95,634.81 and 45,134.69 is: 67,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,735.12 : 95,634.81 = 45,134.69 : x
  2. Step 2: Convert to fraction form
    63,735.12/95,634.81 = 45,134.69/x
  3. Step 3: Cross multiply
    63,735.12x = 95,634.81 × 45,134.69
  4. Step 4: Simplify right side
    63,735.12x = 4,316,447,024.38
  5. Step 5: Solve for x
    x = 4,316,447,024.38/63,735.12
  6. Step 6: Final answer
    x = 67,724.78

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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.