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Finding the Fourth Proportional to 162,299, 243,445.26 and 73,535.96

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Solution

The fourth proportional to 162,299, 243,445.26 and 73,535.96 is: 110,302.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,299 : 243,445.26 = 73,535.96 : x
  2. Step 2: Convert to fraction form
    162,299/243,445.26 = 73,535.96/x
  3. Step 3: Cross multiply
    162,299x = 243,445.26 × 73,535.96
  4. Step 4: Simplify right side
    162,299x = 17,901,980,901.55
  5. Step 5: Solve for x
    x = 17,901,980,901.55/162,299
  6. Step 6: Final answer
    x = 110,302.47

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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.