Home / 165,338.16-248,025.48-52,991.76

Finding the Fourth Proportional to 165,338.16, 248,025.48 and 52,991.76

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Solution

The fourth proportional to 165,338.16, 248,025.48 and 52,991.76 is: 79,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,338.16 : 248,025.48 = 52,991.76 : x
  2. Step 2: Convert to fraction form
    165,338.16/248,025.48 = 52,991.76/x
  3. Step 3: Cross multiply
    165,338.16x = 248,025.48 × 52,991.76
  4. Step 4: Simplify right side
    165,338.16x = 13,143,306,710.04
  5. Step 5: Solve for x
    x = 13,143,306,710.04/165,338.16
  6. Step 6: Final answer
    x = 79,493.49

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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.