Home / 135,148.55-202,823.81-50,991.71

Finding the Fourth Proportional to 135,148.55, 202,823.81 and 50,991.71

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Solution

The fourth proportional to 135,148.55, 202,823.81 and 50,991.71 is: 76,525.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,148.55 : 202,823.81 = 50,991.71 : x
  2. Step 2: Convert to fraction form
    135,148.55/202,823.81 = 50,991.71/x
  3. Step 3: Cross multiply
    135,148.55x = 202,823.81 × 50,991.71
  4. Step 4: Simplify right side
    135,148.55x = 10,342,332,645.66
  5. Step 5: Solve for x
    x = 10,342,332,645.66/135,148.55
  6. Step 6: Final answer
    x = 76,525.66

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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.