Home / 131,160.08-196,685.80-41,172.72

Finding the Fourth Proportional to 131,160.08, 196,685.80 and 41,172.72

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Solution

The fourth proportional to 131,160.08, 196,685.80 and 41,172.72 is: 61,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,160.08 : 196,685.80 = 41,172.72 : x
  2. Step 2: Convert to fraction form
    131,160.08/196,685.80 = 41,172.72/x
  3. Step 3: Cross multiply
    131,160.08x = 196,685.80 × 41,172.72
  4. Step 4: Simplify right side
    131,160.08x = 8,098,089,371.38
  5. Step 5: Solve for x
    x = 8,098,089,371.38/131,160.08
  6. Step 6: Final answer
    x = 61,742.03

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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.