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Finding the Fourth Proportional to 169,305.46, 233,648.89 and 101,309.42

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Solution

The fourth proportional to 169,305.46, 233,648.89 and 101,309.42 is: 139,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,305.46 : 233,648.89 = 101,309.42 : x
  2. Step 2: Convert to fraction form
    169,305.46/233,648.89 = 101,309.42/x
  3. Step 3: Cross multiply
    169,305.46x = 233,648.89 × 101,309.42
  4. Step 4: Simplify right side
    169,305.46x = 23,670,833,529.54
  5. Step 5: Solve for x
    x = 23,670,833,529.54/169,305.46
  6. Step 6: Final answer
    x = 139,811.40

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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.