Home / 234,694.15-352,056.08-90,668.66

Finding the Fourth Proportional to 234,694.15, 352,056.08 and 90,668.66

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Solution

The fourth proportional to 234,694.15, 352,056.08 and 90,668.66 is: 136,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,694.15 : 352,056.08 = 90,668.66 : x
  2. Step 2: Convert to fraction form
    234,694.15/352,056.08 = 90,668.66/x
  3. Step 3: Cross multiply
    234,694.15x = 352,056.08 × 90,668.66
  4. Step 4: Simplify right side
    234,694.15x = 31,920,451,258.17
  5. Step 5: Solve for x
    x = 31,920,451,258.17/234,694.15
  6. Step 6: Final answer
    x = 136,008.72

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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.