Home / 141,647.06-212,470.67-135,497.14

Finding the Fourth Proportional to 141,647.06, 212,470.67 and 135,497.14

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Solution

The fourth proportional to 141,647.06, 212,470.67 and 135,497.14 is: 203,245.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,647.06 : 212,470.67 = 135,497.14 : x
  2. Step 2: Convert to fraction form
    141,647.06/212,470.67 = 135,497.14/x
  3. Step 3: Cross multiply
    141,647.06x = 212,470.67 × 135,497.14
  4. Step 4: Simplify right side
    141,647.06x = 28,789,167,926.45
  5. Step 5: Solve for x
    x = 28,789,167,926.45/141,647.06
  6. Step 6: Final answer
    x = 203,245.78

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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.