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Finding the Fourth Proportional to 192,590.68, 265,691.55 and 116,066.29

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Solution

The fourth proportional to 192,590.68, 265,691.55 and 116,066.29 is: 160,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,590.68 : 265,691.55 = 116,066.29 : x
  2. Step 2: Convert to fraction form
    192,590.68/265,691.55 = 116,066.29/x
  3. Step 3: Cross multiply
    192,590.68x = 265,691.55 × 116,066.29
  4. Step 4: Simplify right side
    192,590.68x = 30,837,832,492.85
  5. Step 5: Solve for x
    x = 30,837,832,492.85/192,590.68
  6. Step 6: Final answer
    x = 160,121.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.