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Finding the Fourth Proportional to 169,074.18, 233,480.42 and 108,749.54

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Solution

The fourth proportional to 169,074.18, 233,480.42 and 108,749.54 is: 150,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,074.18 : 233,480.42 = 108,749.54 : x
  2. Step 2: Convert to fraction form
    169,074.18/233,480.42 = 108,749.54/x
  3. Step 3: Cross multiply
    169,074.18x = 233,480.42 × 108,749.54
  4. Step 4: Simplify right side
    169,074.18x = 25,390,886,562.86
  5. Step 5: Solve for x
    x = 25,390,886,562.86/169,074.18
  6. Step 6: Final answer
    x = 150,176.02

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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.