Home / 141,589.31-212,377.04-52,835.90

Finding the Fourth Proportional to 141,589.31, 212,377.04 and 52,835.90

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Solution

The fourth proportional to 141,589.31, 212,377.04 and 52,835.90 is: 79,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,589.31 : 212,377.04 = 52,835.90 : x
  2. Step 2: Convert to fraction form
    141,589.31/212,377.04 = 52,835.90/x
  3. Step 3: Cross multiply
    141,589.31x = 212,377.04 × 52,835.90
  4. Step 4: Simplify right side
    141,589.31x = 11,221,130,721.67
  5. Step 5: Solve for x
    x = 11,221,130,721.67/141,589.31
  6. Step 6: Final answer
    x = 79,251.26

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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.