Home / 165,352.64-248,002.37-45,381.56

Finding the Fourth Proportional to 165,352.64, 248,002.37 and 45,381.56

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Solution

The fourth proportional to 165,352.64, 248,002.37 and 45,381.56 is: 68,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,352.64 : 248,002.37 = 45,381.56 : x
  2. Step 2: Convert to fraction form
    165,352.64/248,002.37 = 45,381.56/x
  3. Step 3: Cross multiply
    165,352.64x = 248,002.37 × 45,381.56
  4. Step 4: Simplify right side
    165,352.64x = 11,254,734,434.30
  5. Step 5: Solve for x
    x = 11,254,734,434.30/165,352.64
  6. Step 6: Final answer
    x = 68,065.04

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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.