Home / 61,222.72-91,747.68-26,150.08

Finding the Fourth Proportional to 61,222.72, 91,747.68 and 26,150.08

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Solution

The fourth proportional to 61,222.72, 91,747.68 and 26,150.08 is: 39,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,222.72 : 91,747.68 = 26,150.08 : x
  2. Step 2: Convert to fraction form
    61,222.72/91,747.68 = 26,150.08/x
  3. Step 3: Cross multiply
    61,222.72x = 91,747.68 × 26,150.08
  4. Step 4: Simplify right side
    61,222.72x = 2,399,209,171.81
  5. Step 5: Solve for x
    x = 2,399,209,171.81/61,222.72
  6. Step 6: Final answer
    x = 39,188.22

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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.