Home / 72,447.52-108,594.96-41,215.36

Finding the Fourth Proportional to 72,447.52, 108,594.96 and 41,215.36

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Solution

The fourth proportional to 72,447.52, 108,594.96 and 41,215.36 is: 61,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,447.52 : 108,594.96 = 41,215.36 : x
  2. Step 2: Convert to fraction form
    72,447.52/108,594.96 = 41,215.36/x
  3. Step 3: Cross multiply
    72,447.52x = 108,594.96 × 41,215.36
  4. Step 4: Simplify right side
    72,447.52x = 4,475,780,370.59
  5. Step 5: Solve for x
    x = 4,475,780,370.59/72,447.52
  6. Step 6: Final answer
    x = 61,779.62

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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.