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Finding the Fourth Proportional to 228,924.60, 343,095.30 and 166,522.20

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Solution

The fourth proportional to 228,924.60, 343,095.30 and 166,522.20 is: 249,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,924.60 : 343,095.30 = 166,522.20 : x
  2. Step 2: Convert to fraction form
    228,924.60/343,095.30 = 166,522.20/x
  3. Step 3: Cross multiply
    228,924.60x = 343,095.30 × 166,522.20
  4. Step 4: Simplify right side
    228,924.60x = 57,132,984,165.66
  5. Step 5: Solve for x
    x = 57,132,984,165.66/228,924.60
  6. Step 6: Final answer
    x = 249,571.19

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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.