Home / 179,775.21-269,592.77-67,394.13

Finding the Fourth Proportional to 179,775.21, 269,592.77 and 67,394.13

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Solution

The fourth proportional to 179,775.21, 269,592.77 and 67,394.13 is: 101,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,775.21 : 269,592.77 = 67,394.13 : x
  2. Step 2: Convert to fraction form
    179,775.21/269,592.77 = 67,394.13/x
  3. Step 3: Cross multiply
    179,775.21x = 269,592.77 × 67,394.13
  4. Step 4: Simplify right side
    179,775.21x = 18,168,969,851.47
  5. Step 5: Solve for x
    x = 18,168,969,851.47/179,775.21
  6. Step 6: Final answer
    x = 101,064.93

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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.