Home / 266,712.30-367,991.82-163,401.48

Finding the Fourth Proportional to 266,712.30, 367,991.82 and 163,401.48

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Solution

The fourth proportional to 266,712.30, 367,991.82 and 163,401.48 is: 225,450.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,712.30 : 367,991.82 = 163,401.48 : x
  2. Step 2: Convert to fraction form
    266,712.30/367,991.82 = 163,401.48/x
  3. Step 3: Cross multiply
    266,712.30x = 367,991.82 × 163,401.48
  4. Step 4: Simplify right side
    266,712.30x = 60,130,408,015.89
  5. Step 5: Solve for x
    x = 60,130,408,015.89/266,712.30
  6. Step 6: Final answer
    x = 225,450.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.