Home / 177,848.80-266,125.20-131,192.80

Finding the Fourth Proportional to 177,848.80, 266,125.20 and 131,192.80

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Solution

The fourth proportional to 177,848.80, 266,125.20 and 131,192.80 is: 196,311.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,848.80 : 266,125.20 = 131,192.80 : x
  2. Step 2: Convert to fraction form
    177,848.80/266,125.20 = 131,192.80/x
  3. Step 3: Cross multiply
    177,848.80x = 266,125.20 × 131,192.80
  4. Step 4: Simplify right side
    177,848.80x = 34,913,710,138.56
  5. Step 5: Solve for x
    x = 34,913,710,138.56/177,848.80
  6. Step 6: Final answer
    x = 196,311.19

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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.