Home / 162,220.43-243,353.93-49,910.08

Finding the Fourth Proportional to 162,220.43, 243,353.93 and 49,910.08

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Solution

The fourth proportional to 162,220.43, 243,353.93 and 49,910.08 is: 74,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,220.43 : 243,353.93 = 49,910.08 : x
  2. Step 2: Convert to fraction form
    162,220.43/243,353.93 = 49,910.08/x
  3. Step 3: Cross multiply
    162,220.43x = 243,353.93 × 49,910.08
  4. Step 4: Simplify right side
    162,220.43x = 12,145,814,114.61
  5. Step 5: Solve for x
    x = 12,145,814,114.61/162,220.43
  6. Step 6: Final answer
    x = 74,872.28

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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.