Home / 272,786.03-376,444.48-158,131.19

Finding the Fourth Proportional to 272,786.03, 376,444.48 and 158,131.19

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Solution

The fourth proportional to 272,786.03, 376,444.48 and 158,131.19 is: 218,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,786.03 : 376,444.48 = 158,131.19 : x
  2. Step 2: Convert to fraction form
    272,786.03/376,444.48 = 158,131.19/x
  3. Step 3: Cross multiply
    272,786.03x = 376,444.48 × 158,131.19
  4. Step 4: Simplify right side
    272,786.03x = 59,527,611,648.99
  5. Step 5: Solve for x
    x = 59,527,611,648.99/272,786.03
  6. Step 6: Final answer
    x = 218,220.90

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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.