Home / 165,581.22-248,346.72-60,400.29

Finding the Fourth Proportional to 165,581.22, 248,346.72 and 60,400.29

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Solution

The fourth proportional to 165,581.22, 248,346.72 and 60,400.29 is: 90,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,581.22 : 248,346.72 = 60,400.29 : x
  2. Step 2: Convert to fraction form
    165,581.22/248,346.72 = 60,400.29/x
  3. Step 3: Cross multiply
    165,581.22x = 248,346.72 × 60,400.29
  4. Step 4: Simplify right side
    165,581.22x = 15,000,213,908.55
  5. Step 5: Solve for x
    x = 15,000,213,908.55/165,581.22
  6. Step 6: Final answer
    x = 90,591.28

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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.