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Finding the Fourth Proportional to 226,477.80, 340,066.62 and 121,501.80

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Solution

The fourth proportional to 226,477.80, 340,066.62 and 121,501.80 is: 182,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,477.80 : 340,066.62 = 121,501.80 : x
  2. Step 2: Convert to fraction form
    226,477.80/340,066.62 = 121,501.80/x
  3. Step 3: Cross multiply
    226,477.80x = 340,066.62 × 121,501.80
  4. Step 4: Simplify right side
    226,477.80x = 41,318,706,449.92
  5. Step 5: Solve for x
    x = 41,318,706,449.92/226,477.80
  6. Step 6: Final answer
    x = 182,440.43

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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.