Home / 61,905.31-92,910.99-61,439.36

Finding the Fourth Proportional to 61,905.31, 92,910.99 and 61,439.36

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Solution

The fourth proportional to 61,905.31, 92,910.99 and 61,439.36 is: 92,211.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,905.31 : 92,910.99 = 61,439.36 : x
  2. Step 2: Convert to fraction form
    61,905.31/92,910.99 = 61,439.36/x
  3. Step 3: Cross multiply
    61,905.31x = 92,910.99 × 61,439.36
  4. Step 4: Simplify right side
    61,905.31x = 5,708,391,762.57
  5. Step 5: Solve for x
    x = 5,708,391,762.57/61,905.31
  6. Step 6: Final answer
    x = 92,211.67

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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.