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Finding the Fourth Proportional to 169,758, 234,266.20 and 94,313.52

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Solution

The fourth proportional to 169,758, 234,266.20 and 94,313.52 is: 130,152.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,758 : 234,266.20 = 94,313.52 : x
  2. Step 2: Convert to fraction form
    169,758/234,266.20 = 94,313.52/x
  3. Step 3: Cross multiply
    169,758x = 234,266.20 × 94,313.52
  4. Step 4: Simplify right side
    169,758x = 22,094,469,939.02
  5. Step 5: Solve for x
    x = 22,094,469,939.02/169,758
  6. Step 6: Final answer
    x = 130,152.75

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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.