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Finding the Fourth Proportional to 242,803.80, 363,816.90 and 159,600.60

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Solution

The fourth proportional to 242,803.80, 363,816.90 and 159,600.60 is: 239,145.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,803.80 : 363,816.90 = 159,600.60 : x
  2. Step 2: Convert to fraction form
    242,803.80/363,816.90 = 159,600.60/x
  3. Step 3: Cross multiply
    242,803.80x = 363,816.90 × 159,600.60
  4. Step 4: Simplify right side
    242,803.80x = 58,065,395,530.14
  5. Step 5: Solve for x
    x = 58,065,395,530.14/242,803.80
  6. Step 6: Final answer
    x = 239,145.33

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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.