Home / 180,788.22-271,151.52-47,669.80

Finding the Fourth Proportional to 180,788.22, 271,151.52 and 47,669.80

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Solution

The fourth proportional to 180,788.22, 271,151.52 and 47,669.80 is: 71,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,788.22 : 271,151.52 = 47,669.80 : x
  2. Step 2: Convert to fraction form
    180,788.22/271,151.52 = 47,669.80/x
  3. Step 3: Cross multiply
    180,788.22x = 271,151.52 × 47,669.80
  4. Step 4: Simplify right side
    180,788.22x = 12,925,738,728.10
  5. Step 5: Solve for x
    x = 12,925,738,728.10/180,788.22
  6. Step 6: Final answer
    x = 71,496.58

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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.