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Finding the Fourth Proportional to 176,245.72, 243,217.42 and 95,671.51

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Solution

The fourth proportional to 176,245.72, 243,217.42 and 95,671.51 is: 132,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,245.72 : 243,217.42 = 95,671.51 : x
  2. Step 2: Convert to fraction form
    176,245.72/243,217.42 = 95,671.51/x
  3. Step 3: Cross multiply
    176,245.72x = 243,217.42 × 95,671.51
  4. Step 4: Simplify right side
    176,245.72x = 23,268,976,982.48
  5. Step 5: Solve for x
    x = 23,268,976,982.48/176,245.72
  6. Step 6: Final answer
    x = 132,025.77

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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.