Home / 109,658.10-164,552.77-100,735.14

Finding the Fourth Proportional to 109,658.10, 164,552.77 and 100,735.14

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Solution

The fourth proportional to 109,658.10, 164,552.77 and 100,735.14 is: 151,162.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,658.10 : 164,552.77 = 100,735.14 : x
  2. Step 2: Convert to fraction form
    109,658.10/164,552.77 = 100,735.14/x
  3. Step 3: Cross multiply
    109,658.10x = 164,552.77 × 100,735.14
  4. Step 4: Simplify right side
    109,658.10x = 16,576,246,323.34
  5. Step 5: Solve for x
    x = 16,576,246,323.34/109,658.10
  6. Step 6: Final answer
    x = 151,162.99

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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.