Home / 61,201.16-91,811.34-26,141

Finding the Fourth Proportional to 61,201.16, 91,811.34 and 26,141

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Solution

The fourth proportional to 61,201.16, 91,811.34 and 26,141 is: 39,215.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,201.16 : 91,811.34 = 26,141 : x
  2. Step 2: Convert to fraction form
    61,201.16/91,811.34 = 26,141/x
  3. Step 3: Cross multiply
    61,201.16x = 91,811.34 × 26,141
  4. Step 4: Simplify right side
    61,201.16x = 2,400,040,238.94
  5. Step 5: Solve for x
    x = 2,400,040,238.94/61,201.16
  6. Step 6: Final answer
    x = 39,215.60

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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.