Home / 49,905.82-74,670.81-47,236.06

Finding the Fourth Proportional to 49,905.82, 74,670.81 and 47,236.06

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Solution

The fourth proportional to 49,905.82, 74,670.81 and 47,236.06 is: 70,676.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,905.82 : 74,670.81 = 47,236.06 : x
  2. Step 2: Convert to fraction form
    49,905.82/74,670.81 = 47,236.06/x
  3. Step 3: Cross multiply
    49,905.82x = 74,670.81 × 47,236.06
  4. Step 4: Simplify right side
    49,905.82x = 3,527,154,861.41
  5. Step 5: Solve for x
    x = 3,527,154,861.41/49,905.82
  6. Step 6: Final answer
    x = 70,676.22

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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.