Home / 151,011.36-226,486.80-143,517.60

Finding the Fourth Proportional to 151,011.36, 226,486.80 and 143,517.60

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Solution

The fourth proportional to 151,011.36, 226,486.80 and 143,517.60 is: 215,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,011.36 : 226,486.80 = 143,517.60 : x
  2. Step 2: Convert to fraction form
    151,011.36/226,486.80 = 143,517.60/x
  3. Step 3: Cross multiply
    151,011.36x = 226,486.80 × 143,517.60
  4. Step 4: Simplify right side
    151,011.36x = 32,504,841,967.68
  5. Step 5: Solve for x
    x = 32,504,841,967.68/151,011.36
  6. Step 6: Final answer
    x = 215,247.66

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1.5x scale

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.