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Finding the Fourth Proportional to 61,469.46, 92,047.29 and 49,007.67

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Solution

The fourth proportional to 61,469.46, 92,047.29 and 49,007.67 is: 73,386.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,469.46 : 92,047.29 = 49,007.67 : x
  2. Step 2: Convert to fraction form
    61,469.46/92,047.29 = 49,007.67/x
  3. Step 3: Cross multiply
    61,469.46x = 92,047.29 × 49,007.67
  4. Step 4: Simplify right side
    61,469.46x = 4,511,023,212.71
  5. Step 5: Solve for x
    x = 4,511,023,212.71/61,469.46
  6. Step 6: Final answer
    x = 73,386.41

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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.