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Finding the Fourth Proportional to 169,867.23, 234,411.03 and 94,414.11

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Solution

The fourth proportional to 169,867.23, 234,411.03 and 94,414.11 is: 130,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,867.23 : 234,411.03 = 94,414.11 : x
  2. Step 2: Convert to fraction form
    169,867.23/234,411.03 = 94,414.11/x
  3. Step 3: Cross multiply
    169,867.23x = 234,411.03 × 94,414.11
  4. Step 4: Simplify right side
    169,867.23x = 22,131,708,771.63
  5. Step 5: Solve for x
    x = 22,131,708,771.63/169,867.23
  6. Step 6: Final answer
    x = 130,288.28

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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.