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Finding the Fourth Proportional to 146,594.60, 219,891.90 and 53,167.40

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Solution

The fourth proportional to 146,594.60, 219,891.90 and 53,167.40 is: 79,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,594.60 : 219,891.90 = 53,167.40 : x
  2. Step 2: Convert to fraction form
    146,594.60/219,891.90 = 53,167.40/x
  3. Step 3: Cross multiply
    146,594.60x = 219,891.90 × 53,167.40
  4. Step 4: Simplify right side
    146,594.60x = 11,691,080,604.06
  5. Step 5: Solve for x
    x = 11,691,080,604.06/146,594.60
  6. Step 6: Final answer
    x = 79,751.10

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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.