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Finding the Fourth Proportional to 163,661.57, 225,849.42 and 94,753.94

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Solution

The fourth proportional to 163,661.57, 225,849.42 and 94,753.94 is: 130,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,661.57 : 225,849.42 = 94,753.94 : x
  2. Step 2: Convert to fraction form
    163,661.57/225,849.42 = 94,753.94/x
  3. Step 3: Cross multiply
    163,661.57x = 225,849.42 × 94,753.94
  4. Step 4: Simplify right side
    163,661.57x = 21,400,122,391.71
  5. Step 5: Solve for x
    x = 21,400,122,391.71/163,661.57
  6. Step 6: Final answer
    x = 130,758.38

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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.