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Finding the Fourth Proportional to 170,010, 234,613.80 and 94,556.88

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Solution

The fourth proportional to 170,010, 234,613.80 and 94,556.88 is: 130,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,010 : 234,613.80 = 94,556.88 : x
  2. Step 2: Convert to fraction form
    170,010/234,613.80 = 94,556.88/x
  3. Step 3: Cross multiply
    170,010x = 234,613.80 × 94,556.88
  4. Step 4: Simplify right side
    170,010x = 22,184,348,932.94
  5. Step 5: Solve for x
    x = 22,184,348,932.94/170,010
  6. Step 6: Final answer
    x = 130,488.49

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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.