Home / 72,359.76-108,555.23-22,438.86

Finding the Fourth Proportional to 72,359.76, 108,555.23 and 22,438.86

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Solution

The fourth proportional to 72,359.76, 108,555.23 and 22,438.86 is: 33,663.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,359.76 : 108,555.23 = 22,438.86 : x
  2. Step 2: Convert to fraction form
    72,359.76/108,555.23 = 22,438.86/x
  3. Step 3: Cross multiply
    72,359.76x = 108,555.23 × 22,438.86
  4. Step 4: Simplify right side
    72,359.76x = 2,435,855,608.24
  5. Step 5: Solve for x
    x = 2,435,855,608.24/72,359.76
  6. Step 6: Final answer
    x = 33,663.12

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1.5x scale

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.