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Finding the Fourth Proportional to 169,131.04, 233,382 and 93,660.64

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Solution

The fourth proportional to 169,131.04, 233,382 and 93,660.64 is: 129,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,131.04 : 233,382 = 93,660.64 : x
  2. Step 2: Convert to fraction form
    169,131.04/233,382 = 93,660.64/x
  3. Step 3: Cross multiply
    169,131.04x = 233,382 × 93,660.64
  4. Step 4: Simplify right side
    169,131.04x = 21,858,707,484.48
  5. Step 5: Solve for x
    x = 21,858,707,484.48/169,131.04
  6. Step 6: Final answer
    x = 129,241.25

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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.