Home / 151,276.77-226,609.38-76,292.64

Finding the Fourth Proportional to 151,276.77, 226,609.38 and 76,292.64

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Solution

The fourth proportional to 151,276.77, 226,609.38 and 76,292.64 is: 114,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,276.77 : 226,609.38 = 76,292.64 : x
  2. Step 2: Convert to fraction form
    151,276.77/226,609.38 = 76,292.64/x
  3. Step 3: Cross multiply
    151,276.77x = 226,609.38 × 76,292.64
  4. Step 4: Simplify right side
    151,276.77x = 17,288,627,848.96
  5. Step 5: Solve for x
    x = 17,288,627,848.96/151,276.77
  6. Step 6: Final answer
    x = 114,284.75

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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.