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Finding the Fourth Proportional to 192,550.70, 288,518.85 and 161,216.30

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Solution

The fourth proportional to 192,550.70, 288,518.85 and 161,216.30 is: 241,567.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,550.70 : 288,518.85 = 161,216.30 : x
  2. Step 2: Convert to fraction form
    192,550.70/288,518.85 = 161,216.30/x
  3. Step 3: Cross multiply
    192,550.70x = 288,518.85 × 161,216.30
  4. Step 4: Simplify right side
    192,550.70x = 46,513,941,477.26
  5. Step 5: Solve for x
    x = 46,513,941,477.26/192,550.70
  6. Step 6: Final answer
    x = 241,567.24

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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.