Home / 131,262.74-196,845.81-47,000.06

Finding the Fourth Proportional to 131,262.74, 196,845.81 and 47,000.06

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Solution

The fourth proportional to 131,262.74, 196,845.81 and 47,000.06 is: 70,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,262.74 : 196,845.81 = 47,000.06 : x
  2. Step 2: Convert to fraction form
    131,262.74/196,845.81 = 47,000.06/x
  3. Step 3: Cross multiply
    131,262.74x = 196,845.81 × 47,000.06
  4. Step 4: Simplify right side
    131,262.74x = 9,251,764,880.75
  5. Step 5: Solve for x
    x = 9,251,764,880.75/131,262.74
  6. Step 6: Final answer
    x = 70,482.80

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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.