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Finding the Fourth Proportional to 167,288.63, 230,828.54 and 94,691.16

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Solution

The fourth proportional to 167,288.63, 230,828.54 and 94,691.16 is: 130,656.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,288.63 : 230,828.54 = 94,691.16 : x
  2. Step 2: Convert to fraction form
    167,288.63/230,828.54 = 94,691.16/x
  3. Step 3: Cross multiply
    167,288.63x = 230,828.54 × 94,691.16
  4. Step 4: Simplify right side
    167,288.63x = 21,857,421,740.25
  5. Step 5: Solve for x
    x = 21,857,421,740.25/167,288.63
  6. Step 6: Final answer
    x = 130,656.95

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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.