Home / 67,991.97-93,826.26-37,779.18

Finding the Fourth Proportional to 67,991.97, 93,826.26 and 37,779.18

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Solution

The fourth proportional to 67,991.97, 93,826.26 and 37,779.18 is: 52,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,991.97 : 93,826.26 = 37,779.18 : x
  2. Step 2: Convert to fraction form
    67,991.97/93,826.26 = 37,779.18/x
  3. Step 3: Cross multiply
    67,991.97x = 93,826.26 × 37,779.18
  4. Step 4: Simplify right side
    67,991.97x = 3,544,679,165.27
  5. Step 5: Solve for x
    x = 3,544,679,165.27/67,991.97
  6. Step 6: Final answer
    x = 52,133.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.