Home / 151,031.39-226,405.60-51,121.67

Finding the Fourth Proportional to 151,031.39, 226,405.60 and 51,121.67

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Solution

The fourth proportional to 151,031.39, 226,405.60 and 51,121.67 is: 76,634.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,031.39 : 226,405.60 = 51,121.67 : x
  2. Step 2: Convert to fraction form
    151,031.39/226,405.60 = 51,121.67/x
  3. Step 3: Cross multiply
    151,031.39x = 226,405.60 × 51,121.67
  4. Step 4: Simplify right side
    151,031.39x = 11,574,231,109.52
  5. Step 5: Solve for x
    x = 11,574,231,109.52/151,031.39
  6. Step 6: Final answer
    x = 76,634.61

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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.