Home / 162,269.64-243,376.38-43,913.34

Finding the Fourth Proportional to 162,269.64, 243,376.38 and 43,913.34

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Solution

The fourth proportional to 162,269.64, 243,376.38 and 43,913.34 is: 65,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,269.64 : 243,376.38 = 43,913.34 : x
  2. Step 2: Convert to fraction form
    162,269.64/243,376.38 = 43,913.34/x
  3. Step 3: Cross multiply
    162,269.64x = 243,376.38 × 43,913.34
  4. Step 4: Simplify right side
    162,269.64x = 10,687,469,722.91
  5. Step 5: Solve for x
    x = 10,687,469,722.91/162,269.64
  6. Step 6: Final answer
    x = 65,862.41

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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.