Home / 165,250.72-247,892.48-52,902.71

Finding the Fourth Proportional to 165,250.72, 247,892.48 and 52,902.71

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Solution

The fourth proportional to 165,250.72, 247,892.48 and 52,902.71 is: 79,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,250.72 : 247,892.48 = 52,902.71 : x
  2. Step 2: Convert to fraction form
    165,250.72/247,892.48 = 52,902.71/x
  3. Step 3: Cross multiply
    165,250.72x = 247,892.48 × 52,902.71
  4. Step 4: Simplify right side
    165,250.72x = 13,114,183,980.62
  5. Step 5: Solve for x
    x = 13,114,183,980.62/165,250.72
  6. Step 6: Final answer
    x = 79,359.32

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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.