Home / 61,165.11-91,643.05-47,833.01

Finding the Fourth Proportional to 61,165.11, 91,643.05 and 47,833.01

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Solution

The fourth proportional to 61,165.11, 91,643.05 and 47,833.01 is: 71,667.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,165.11 : 91,643.05 = 47,833.01 : x
  2. Step 2: Convert to fraction form
    61,165.11/91,643.05 = 47,833.01/x
  3. Step 3: Cross multiply
    61,165.11x = 91,643.05 × 47,833.01
  4. Step 4: Simplify right side
    61,165.11x = 4,383,562,229.70
  5. Step 5: Solve for x
    x = 4,383,562,229.70/61,165.11
  6. Step 6: Final answer
    x = 71,667.69

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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.