Home / 195,929.02-270,385.13-109,907.12

Finding the Fourth Proportional to 195,929.02, 270,385.13 and 109,907.12

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Solution

The fourth proportional to 195,929.02, 270,385.13 and 109,907.12 is: 151,673.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,929.02 : 270,385.13 = 109,907.12 : x
  2. Step 2: Convert to fraction form
    195,929.02/270,385.13 = 109,907.12/x
  3. Step 3: Cross multiply
    195,929.02x = 270,385.13 × 109,907.12
  4. Step 4: Simplify right side
    195,929.02x = 29,717,251,879.86
  5. Step 5: Solve for x
    x = 29,717,251,879.86/195,929.02
  6. Step 6: Final answer
    x = 151,673.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.