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Finding the Fourth Proportional to 227,312.67, 340,968.96 and 61,100.67

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Solution

The fourth proportional to 227,312.67, 340,968.96 and 61,100.67 is: 91,650.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,312.67 : 340,968.96 = 61,100.67 : x
  2. Step 2: Convert to fraction form
    227,312.67/340,968.96 = 61,100.67/x
  3. Step 3: Cross multiply
    227,312.67x = 340,968.96 × 61,100.67
  4. Step 4: Simplify right side
    227,312.67x = 20,833,431,905.20
  5. Step 5: Solve for x
    x = 20,833,431,905.20/227,312.67
  6. Step 6: Final answer
    x = 91,650.99

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1.5x scale

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.