Home / 131,349.33-196,988.10-47,093.85

Finding the Fourth Proportional to 131,349.33, 196,988.10 and 47,093.85

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Solution

The fourth proportional to 131,349.33, 196,988.10 and 47,093.85 is: 70,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,349.33 : 196,988.10 = 47,093.85 : x
  2. Step 2: Convert to fraction form
    131,349.33/196,988.10 = 47,093.85/x
  3. Step 3: Cross multiply
    131,349.33x = 196,988.10 × 47,093.85
  4. Step 4: Simplify right side
    131,349.33x = 9,276,928,033.19
  5. Step 5: Solve for x
    x = 9,276,928,033.19/131,349.33
  6. Step 6: Final answer
    x = 70,627.91

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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.