Home / 151,238.97-226,513.40-72,408.96

Finding the Fourth Proportional to 151,238.97, 226,513.40 and 72,408.96

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Solution

The fourth proportional to 151,238.97, 226,513.40 and 72,408.96 is: 108,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,238.97 : 226,513.40 = 72,408.96 : x
  2. Step 2: Convert to fraction form
    151,238.97/226,513.40 = 72,408.96/x
  3. Step 3: Cross multiply
    151,238.97x = 226,513.40 × 72,408.96
  4. Step 4: Simplify right side
    151,238.97x = 16,401,599,358.02
  5. Step 5: Solve for x
    x = 16,401,599,358.02/151,238.97
  6. Step 6: Final answer
    x = 108,448.23

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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.