Home / 179,779.20-269,598.75-67,398.13

Finding the Fourth Proportional to 179,779.20, 269,598.75 and 67,398.13

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Solution

The fourth proportional to 179,779.20, 269,598.75 and 67,398.13 is: 101,070.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,779.20 : 269,598.75 = 67,398.13 : x
  2. Step 2: Convert to fraction form
    179,779.20/269,598.75 = 67,398.13/x
  3. Step 3: Cross multiply
    179,779.20x = 269,598.75 × 67,398.13
  4. Step 4: Simplify right side
    179,779.20x = 18,170,451,600.34
  5. Step 5: Solve for x
    x = 18,170,451,600.34/179,779.20
  6. Step 6: Final answer
    x = 101,070.93

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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.