Home / 135,339.04-203,008.56-41,842.72

Finding the Fourth Proportional to 135,339.04, 203,008.56 and 41,842.72

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Solution

The fourth proportional to 135,339.04, 203,008.56 and 41,842.72 is: 62,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,339.04 : 203,008.56 = 41,842.72 : x
  2. Step 2: Convert to fraction form
    135,339.04/203,008.56 = 41,842.72/x
  3. Step 3: Cross multiply
    135,339.04x = 203,008.56 × 41,842.72
  4. Step 4: Simplify right side
    135,339.04x = 8,494,430,333.68
  5. Step 5: Solve for x
    x = 8,494,430,333.68/135,339.04
  6. Step 6: Final answer
    x = 62,764.08

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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.