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Finding the Fourth Proportional to 173,366, 260,146.20 and 172,044.08

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Solution

The fourth proportional to 173,366, 260,146.20 and 172,044.08 is: 258,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,366 : 260,146.20 = 172,044.08 : x
  2. Step 2: Convert to fraction form
    173,366/260,146.20 = 172,044.08/x
  3. Step 3: Cross multiply
    173,366x = 260,146.20 × 172,044.08
  4. Step 4: Simplify right side
    173,366x = 44,756,613,644.50
  5. Step 5: Solve for x
    x = 44,756,613,644.50/173,366
  6. Step 6: Final answer
    x = 258,162.58

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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.