Home / 135,390.04-203,116.74-41,890.84

Finding the Fourth Proportional to 135,390.04, 203,116.74 and 41,890.84

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Solution

The fourth proportional to 135,390.04, 203,116.74 and 41,890.84 is: 62,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,390.04 : 203,116.74 = 41,890.84 : x
  2. Step 2: Convert to fraction form
    135,390.04/203,116.74 = 41,890.84/x
  3. Step 3: Cross multiply
    135,390.04x = 203,116.74 × 41,890.84
  4. Step 4: Simplify right side
    135,390.04x = 8,508,730,856.66
  5. Step 5: Solve for x
    x = 8,508,730,856.66/135,390.04
  6. Step 6: Final answer
    x = 62,846.06

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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.