Home / 131,318.46-196,948.89-37,803.90

Finding the Fourth Proportional to 131,318.46, 196,948.89 and 37,803.90

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Solution

The fourth proportional to 131,318.46, 196,948.89 and 37,803.90 is: 56,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,318.46 : 196,948.89 = 37,803.90 : x
  2. Step 2: Convert to fraction form
    131,318.46/196,948.89 = 37,803.90/x
  3. Step 3: Cross multiply
    131,318.46x = 196,948.89 × 37,803.90
  4. Step 4: Simplify right side
    131,318.46x = 7,445,436,142.67
  5. Step 5: Solve for x
    x = 7,445,436,142.67/131,318.46
  6. Step 6: Final answer
    x = 56,697.56

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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.