Home / 141,524.61-212,279.99-52,771.20

Finding the Fourth Proportional to 141,524.61, 212,279.99 and 52,771.20

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Solution

The fourth proportional to 141,524.61, 212,279.99 and 52,771.20 is: 79,154.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,524.61 : 212,279.99 = 52,771.20 : x
  2. Step 2: Convert to fraction form
    141,524.61/212,279.99 = 52,771.20/x
  3. Step 3: Cross multiply
    141,524.61x = 212,279.99 × 52,771.20
  4. Step 4: Simplify right side
    141,524.61x = 11,202,269,808.29
  5. Step 5: Solve for x
    x = 11,202,269,808.29/141,524.61
  6. Step 6: Final answer
    x = 79,154.22

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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.