Home / 110,314.30-164,223.96-109,658.20

Finding the Fourth Proportional to 110,314.30, 164,223.96 and 109,658.20

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Solution

The fourth proportional to 110,314.30, 164,223.96 and 109,658.20 is: 163,247.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,314.30 : 164,223.96 = 109,658.20 : x
  2. Step 2: Convert to fraction form
    110,314.30/164,223.96 = 109,658.20/x
  3. Step 3: Cross multiply
    110,314.30x = 164,223.96 × 109,658.20
  4. Step 4: Simplify right side
    110,314.30x = 18,008,503,850.47
  5. Step 5: Solve for x
    x = 18,008,503,850.47/110,314.30
  6. Step 6: Final answer
    x = 163,247.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.