Home / 141,523.64-212,278.53-52,770.21

Finding the Fourth Proportional to 141,523.64, 212,278.53 and 52,770.21

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Solution

The fourth proportional to 141,523.64, 212,278.53 and 52,770.21 is: 79,152.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,523.64 : 212,278.53 = 52,770.21 : x
  2. Step 2: Convert to fraction form
    141,523.64/212,278.53 = 52,770.21/x
  3. Step 3: Cross multiply
    141,523.64x = 212,278.53 × 52,770.21
  4. Step 4: Simplify right side
    141,523.64x = 11,201,981,612.66
  5. Step 5: Solve for x
    x = 11,201,981,612.66/141,523.64
  6. Step 6: Final answer
    x = 79,152.72

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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.