Home / 110,234.90-165,417.15-40,121.30

Finding the Fourth Proportional to 110,234.90, 165,417.15 and 40,121.30

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Solution

The fourth proportional to 110,234.90, 165,417.15 and 40,121.30 is: 60,205.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,234.90 : 165,417.15 = 40,121.30 : x
  2. Step 2: Convert to fraction form
    110,234.90/165,417.15 = 40,121.30/x
  3. Step 3: Cross multiply
    110,234.90x = 165,417.15 × 40,121.30
  4. Step 4: Simplify right side
    110,234.90x = 6,636,751,100.30
  5. Step 5: Solve for x
    x = 6,636,751,100.30/110,234.90
  6. Step 6: Final answer
    x = 60,205.53

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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.