Home / 180,828.18-271,260.50-47,717.64

Finding the Fourth Proportional to 180,828.18, 271,260.50 and 47,717.64

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Solution

The fourth proportional to 180,828.18, 271,260.50 and 47,717.64 is: 71,581.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,828.18 : 271,260.50 = 47,717.64 : x
  2. Step 2: Convert to fraction form
    180,828.18/271,260.50 = 47,717.64/x
  3. Step 3: Cross multiply
    180,828.18x = 271,260.50 × 47,717.64
  4. Step 4: Simplify right side
    180,828.18x = 12,943,910,646.63
  5. Step 5: Solve for x
    x = 12,943,910,646.63/180,828.18
  6. Step 6: Final answer
    x = 71,581.27

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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.