Home / 151,229.40-226,844.10-106,128.60

Finding the Fourth Proportional to 151,229.40, 226,844.10 and 106,128.60

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Solution

The fourth proportional to 151,229.40, 226,844.10 and 106,128.60 is: 159,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,229.40 : 226,844.10 = 106,128.60 : x
  2. Step 2: Convert to fraction form
    151,229.40/226,844.10 = 106,128.60/x
  3. Step 3: Cross multiply
    151,229.40x = 226,844.10 × 106,128.60
  4. Step 4: Simplify right side
    151,229.40x = 24,074,646,751.26
  5. Step 5: Solve for x
    x = 24,074,646,751.26/151,229.40
  6. Step 6: Final answer
    x = 159,192.90

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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.