Home / 162,221.19-243,355.05-49,910.82

Finding the Fourth Proportional to 162,221.19, 243,355.05 and 49,910.82

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Solution

The fourth proportional to 162,221.19, 243,355.05 and 49,910.82 is: 74,873.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,221.19 : 243,355.05 = 49,910.82 : x
  2. Step 2: Convert to fraction form
    162,221.19/243,355.05 = 49,910.82/x
  3. Step 3: Cross multiply
    162,221.19x = 243,355.05 × 49,910.82
  4. Step 4: Simplify right side
    162,221.19x = 12,146,050,096.64
  5. Step 5: Solve for x
    x = 12,146,050,096.64/162,221.19
  6. Step 6: Final answer
    x = 74,873.39

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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.