Home / 141,890.39-212,974.09-117,182.15

Finding the Fourth Proportional to 141,890.39, 212,974.09 and 117,182.15

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Solution

The fourth proportional to 141,890.39, 212,974.09 and 117,182.15 is: 175,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,890.39 : 212,974.09 = 117,182.15 : x
  2. Step 2: Convert to fraction form
    141,890.39/212,974.09 = 117,182.15/x
  3. Step 3: Cross multiply
    141,890.39x = 212,974.09 × 117,182.15
  4. Step 4: Simplify right side
    141,890.39x = 24,956,760,402.67
  5. Step 5: Solve for x
    x = 24,956,760,402.67/141,890.39
  6. Step 6: Final answer
    x = 175,887.61

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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.