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Finding the Fourth Proportional to 95,671.40, 132,020.34 and 53,228.84

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Solution

The fourth proportional to 95,671.40, 132,020.34 and 53,228.84 is: 73,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,671.40 : 132,020.34 = 53,228.84 : x
  2. Step 2: Convert to fraction form
    95,671.40/132,020.34 = 53,228.84/x
  3. Step 3: Cross multiply
    95,671.40x = 132,020.34 × 53,228.84
  4. Step 4: Simplify right side
    95,671.40x = 7,027,289,554.61
  5. Step 5: Solve for x
    x = 7,027,289,554.61/95,671.40
  6. Step 6: Final answer
    x = 73,452.35

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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.