Home / 165,683.10-248,524.65-47,358.30

Finding the Fourth Proportional to 165,683.10, 248,524.65 and 47,358.30

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Solution

The fourth proportional to 165,683.10, 248,524.65 and 47,358.30 is: 71,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,683.10 : 248,524.65 = 47,358.30 : x
  2. Step 2: Convert to fraction form
    165,683.10/248,524.65 = 47,358.30/x
  3. Step 3: Cross multiply
    165,683.10x = 248,524.65 × 47,358.30
  4. Step 4: Simplify right side
    165,683.10x = 11,769,704,932.10
  5. Step 5: Solve for x
    x = 11,769,704,932.10/165,683.10
  6. Step 6: Final answer
    x = 71,037.45

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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.