Home / 134,779.20-202,168.80-95,380.80

Finding the Fourth Proportional to 134,779.20, 202,168.80 and 95,380.80

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Solution

The fourth proportional to 134,779.20, 202,168.80 and 95,380.80 is: 143,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,779.20 : 202,168.80 = 95,380.80 : x
  2. Step 2: Convert to fraction form
    134,779.20/202,168.80 = 95,380.80/x
  3. Step 3: Cross multiply
    134,779.20x = 202,168.80 × 95,380.80
  4. Step 4: Simplify right side
    134,779.20x = 19,283,021,879.04
  5. Step 5: Solve for x
    x = 19,283,021,879.04/134,779.20
  6. Step 6: Final answer
    x = 143,071.20

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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.