Home / 165,737.10-248,560.20-45,765.36

Finding the Fourth Proportional to 165,737.10, 248,560.20 and 45,765.36

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Solution

The fourth proportional to 165,737.10, 248,560.20 and 45,765.36 is: 68,635.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,737.10 : 248,560.20 = 45,765.36 : x
  2. Step 2: Convert to fraction form
    165,737.10/248,560.20 = 45,765.36/x
  3. Step 3: Cross multiply
    165,737.10x = 248,560.20 × 45,765.36
  4. Step 4: Simplify right side
    165,737.10x = 11,375,447,034.67
  5. Step 5: Solve for x
    x = 11,375,447,034.67/165,737.10
  6. Step 6: Final answer
    x = 68,635.49

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1.5x scale

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.