Home / 180,901.15-271,364.68-47,780.08

Finding the Fourth Proportional to 180,901.15, 271,364.68 and 47,780.08

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Solution

The fourth proportional to 180,901.15, 271,364.68 and 47,780.08 is: 71,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,901.15 : 271,364.68 = 47,780.08 : x
  2. Step 2: Convert to fraction form
    180,901.15/271,364.68 = 47,780.08/x
  3. Step 3: Cross multiply
    180,901.15x = 271,364.68 × 47,780.08
  4. Step 4: Simplify right side
    180,901.15x = 12,965,825,500.89
  5. Step 5: Solve for x
    x = 12,965,825,500.89/180,901.15
  6. Step 6: Final answer
    x = 71,673.54

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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.