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Finding the Fourth Proportional to 169,431.28, 233,843.22 and 94,004.08

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Solution

The fourth proportional to 169,431.28, 233,843.22 and 94,004.08 is: 129,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,431.28 : 233,843.22 = 94,004.08 : x
  2. Step 2: Convert to fraction form
    169,431.28/233,843.22 = 94,004.08/x
  3. Step 3: Cross multiply
    169,431.28x = 233,843.22 × 94,004.08
  4. Step 4: Simplify right side
    169,431.28x = 21,982,216,760.34
  5. Step 5: Solve for x
    x = 21,982,216,760.34/169,431.28
  6. Step 6: Final answer
    x = 129,741.20

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1.5x scale

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.