Home / 141,820.56-212,733.06-41,990.88

Finding the Fourth Proportional to 141,820.56, 212,733.06 and 41,990.88

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Solution

The fourth proportional to 141,820.56, 212,733.06 and 41,990.88 is: 62,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,820.56 : 212,733.06 = 41,990.88 : x
  2. Step 2: Convert to fraction form
    141,820.56/212,733.06 = 41,990.88/x
  3. Step 3: Cross multiply
    141,820.56x = 212,733.06 × 41,990.88
  4. Step 4: Simplify right side
    141,820.56x = 8,932,848,394.49
  5. Step 5: Solve for x
    x = 8,932,848,394.49/141,820.56
  6. Step 6: Final answer
    x = 62,986.98

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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.