Home / 140,995.20-211,452.48-101,435.52

Finding the Fourth Proportional to 140,995.20, 211,452.48 and 101,435.52

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Solution

The fourth proportional to 140,995.20, 211,452.48 and 101,435.52 is: 152,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,995.20 : 211,452.48 = 101,435.52 : x
  2. Step 2: Convert to fraction form
    140,995.20/211,452.48 = 101,435.52/x
  3. Step 3: Cross multiply
    140,995.20x = 211,452.48 × 101,435.52
  4. Step 4: Simplify right side
    140,995.20x = 21,448,792,264.09
  5. Step 5: Solve for x
    x = 21,448,792,264.09/140,995.20
  6. Step 6: Final answer
    x = 152,124.27

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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.