Home / 133,311.65-199,746.03-93,785.72

Finding the Fourth Proportional to 133,311.65, 199,746.03 and 93,785.72

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Solution

The fourth proportional to 133,311.65, 199,746.03 and 93,785.72 is: 140,522.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,311.65 : 199,746.03 = 93,785.72 : x
  2. Step 2: Convert to fraction form
    133,311.65/199,746.03 = 93,785.72/x
  3. Step 3: Cross multiply
    133,311.65x = 199,746.03 × 93,785.72
  4. Step 4: Simplify right side
    133,311.65x = 18,733,325,240.69
  5. Step 5: Solve for x
    x = 18,733,325,240.69/133,311.65
  6. Step 6: Final answer
    x = 140,522.79

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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.