Home / 141,514.80-212,272.20-136,071.60

Finding the Fourth Proportional to 141,514.80, 212,272.20 and 136,071.60

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Solution

The fourth proportional to 141,514.80, 212,272.20 and 136,071.60 is: 204,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,514.80 : 212,272.20 = 136,071.60 : x
  2. Step 2: Convert to fraction form
    141,514.80/212,272.20 = 136,071.60/x
  3. Step 3: Cross multiply
    141,514.80x = 212,272.20 × 136,071.60
  4. Step 4: Simplify right side
    141,514.80x = 28,884,217,889.52
  5. Step 5: Solve for x
    x = 28,884,217,889.52/141,514.80
  6. Step 6: Final answer
    x = 204,107.40

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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.