Home / 165,683.10-248,589.45-60,512.70

Finding the Fourth Proportional to 165,683.10, 248,589.45 and 60,512.70

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Solution

The fourth proportional to 165,683.10, 248,589.45 and 60,512.70 is: 90,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,683.10 : 248,589.45 = 60,512.70 : x
  2. Step 2: Convert to fraction form
    165,683.10/248,589.45 = 60,512.70/x
  3. Step 3: Cross multiply
    165,683.10x = 248,589.45 × 60,512.70
  4. Step 4: Simplify right side
    165,683.10x = 15,042,818,811.02
  5. Step 5: Solve for x
    x = 15,042,818,811.02/165,683.10
  6. Step 6: Final answer
    x = 90,792.72

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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.