Home / 162,221.22-243,354.98-49,910.80

Finding the Fourth Proportional to 162,221.22, 243,354.98 and 49,910.80

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Solution

The fourth proportional to 162,221.22, 243,354.98 and 49,910.80 is: 74,873.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,221.22 : 243,354.98 = 49,910.80 : x
  2. Step 2: Convert to fraction form
    162,221.22/243,354.98 = 49,910.80/x
  3. Step 3: Cross multiply
    162,221.22x = 243,354.98 × 49,910.80
  4. Step 4: Simplify right side
    162,221.22x = 12,146,041,735.78
  5. Step 5: Solve for x
    x = 12,146,041,735.78/162,221.22
  6. Step 6: Final answer
    x = 74,873.32

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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.