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Finding the Fourth Proportional to 161,033.80, 241,550.70 and 159,478.60

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Solution

The fourth proportional to 161,033.80, 241,550.70 and 159,478.60 is: 239,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,033.80 : 241,550.70 = 159,478.60 : x
  2. Step 2: Convert to fraction form
    161,033.80/241,550.70 = 159,478.60/x
  3. Step 3: Cross multiply
    161,033.80x = 241,550.70 × 159,478.60
  4. Step 4: Simplify right side
    161,033.80x = 38,522,167,465.02
  5. Step 5: Solve for x
    x = 38,522,167,465.02/161,033.80
  6. Step 6: Final answer
    x = 239,217.90

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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.