Home / 141,668.20-212,502.30-108,490.60

Finding the Fourth Proportional to 141,668.20, 212,502.30 and 108,490.60

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Solution

The fourth proportional to 141,668.20, 212,502.30 and 108,490.60 is: 162,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,668.20 : 212,502.30 = 108,490.60 : x
  2. Step 2: Convert to fraction form
    141,668.20/212,502.30 = 108,490.60/x
  3. Step 3: Cross multiply
    141,668.20x = 212,502.30 × 108,490.60
  4. Step 4: Simplify right side
    141,668.20x = 23,054,502,028.38
  5. Step 5: Solve for x
    x = 23,054,502,028.38/141,668.20
  6. Step 6: Final answer
    x = 162,735.90

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1.5x scale

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.