Home / 73,089.80-109,567.50-26,331.24

Finding the Fourth Proportional to 73,089.80, 109,567.50 and 26,331.24

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Solution

The fourth proportional to 73,089.80, 109,567.50 and 26,331.24 is: 39,472.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,089.80 : 109,567.50 = 26,331.24 : x
  2. Step 2: Convert to fraction form
    73,089.80/109,567.50 = 26,331.24/x
  3. Step 3: Cross multiply
    73,089.80x = 109,567.50 × 26,331.24
  4. Step 4: Simplify right side
    73,089.80x = 2,885,048,138.70
  5. Step 5: Solve for x
    x = 2,885,048,138.70/73,089.80
  6. Step 6: Final answer
    x = 39,472.65

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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.