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Finding the Fourth Proportional to 107,286.70, 160,945.08 and 32,398.35

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Solution

The fourth proportional to 107,286.70, 160,945.08 and 32,398.35 is: 48,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,286.70 : 160,945.08 = 32,398.35 : x
  2. Step 2: Convert to fraction form
    107,286.70/160,945.08 = 32,398.35/x
  3. Step 3: Cross multiply
    107,286.70x = 160,945.08 × 32,398.35
  4. Step 4: Simplify right side
    107,286.70x = 5,214,355,032.62
  5. Step 5: Solve for x
    x = 5,214,355,032.62/107,286.70
  6. Step 6: Final answer
    x = 48,602.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.