Home / 177,619.40-266,429.10-107,462.60

Finding the Fourth Proportional to 177,619.40, 266,429.10 and 107,462.60

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Solution

The fourth proportional to 177,619.40, 266,429.10 and 107,462.60 is: 161,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,619.40 : 266,429.10 = 107,462.60 : x
  2. Step 2: Convert to fraction form
    177,619.40/266,429.10 = 107,462.60/x
  3. Step 3: Cross multiply
    177,619.40x = 266,429.10 × 107,462.60
  4. Step 4: Simplify right side
    177,619.40x = 28,631,163,801.66
  5. Step 5: Solve for x
    x = 28,631,163,801.66/177,619.40
  6. Step 6: Final answer
    x = 161,193.90

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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.