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Finding the Fourth Proportional to 169,194.65, 233,488.55 and 101,214.47

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Solution

The fourth proportional to 169,194.65, 233,488.55 and 101,214.47 is: 139,675.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,194.65 : 233,488.55 = 101,214.47 : x
  2. Step 2: Convert to fraction form
    169,194.65/233,488.55 = 101,214.47/x
  3. Step 3: Cross multiply
    169,194.65x = 233,488.55 × 101,214.47
  4. Step 4: Simplify right side
    169,194.65x = 23,632,418,165.80
  5. Step 5: Solve for x
    x = 23,632,418,165.80/169,194.65
  6. Step 6: Final answer
    x = 139,675.92

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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.