Home / 61,229.12-91,878.24-26,166.08

Finding the Fourth Proportional to 61,229.12, 91,878.24 and 26,166.08

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Solution

The fourth proportional to 61,229.12, 91,878.24 and 26,166.08 is: 39,263.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,229.12 : 91,878.24 = 26,166.08 : x
  2. Step 2: Convert to fraction form
    61,229.12/91,878.24 = 26,166.08/x
  3. Step 3: Cross multiply
    61,229.12x = 91,878.24 × 26,166.08
  4. Step 4: Simplify right side
    61,229.12x = 2,404,093,378.10
  5. Step 5: Solve for x
    x = 2,404,093,378.10/61,229.12
  6. Step 6: Final answer
    x = 39,263.89

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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.