Home / 141,612.08-212,418.12-52,872.50

Finding the Fourth Proportional to 141,612.08, 212,418.12 and 52,872.50

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Solution

The fourth proportional to 141,612.08, 212,418.12 and 52,872.50 is: 79,308.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,612.08 : 212,418.12 = 52,872.50 : x
  2. Step 2: Convert to fraction form
    141,612.08/212,418.12 = 52,872.50/x
  3. Step 3: Cross multiply
    141,612.08x = 212,418.12 × 52,872.50
  4. Step 4: Simplify right side
    141,612.08x = 11,231,077,049.70
  5. Step 5: Solve for x
    x = 11,231,077,049.70/141,612.08
  6. Step 6: Final answer
    x = 79,308.75

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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.