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Finding the Fourth Proportional to 177,335.80, 266,003.70 and 162,820.60

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Solution

The fourth proportional to 177,335.80, 266,003.70 and 162,820.60 is: 244,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,335.80 : 266,003.70 = 162,820.60 : x
  2. Step 2: Convert to fraction form
    177,335.80/266,003.70 = 162,820.60/x
  3. Step 3: Cross multiply
    177,335.80x = 266,003.70 × 162,820.60
  4. Step 4: Simplify right side
    177,335.80x = 43,310,882,036.22
  5. Step 5: Solve for x
    x = 43,310,882,036.22/177,335.80
  6. Step 6: Final answer
    x = 244,230.90

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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.