Home / 99,982.08-149,976.36-29,865.24

Finding the Fourth Proportional to 99,982.08, 149,976.36 and 29,865.24

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Solution

The fourth proportional to 99,982.08, 149,976.36 and 29,865.24 is: 44,798.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,982.08 : 149,976.36 = 29,865.24 : x
  2. Step 2: Convert to fraction form
    99,982.08/149,976.36 = 29,865.24/x
  3. Step 3: Cross multiply
    99,982.08x = 149,976.36 × 29,865.24
  4. Step 4: Simplify right side
    99,982.08x = 4,479,079,985.73
  5. Step 5: Solve for x
    x = 4,479,079,985.73/99,982.08
  6. Step 6: Final answer
    x = 44,798.83

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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.