Home / 150,818.15-226,149.84-79,779.13

Finding the Fourth Proportional to 150,818.15, 226,149.84 and 79,779.13

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Solution

The fourth proportional to 150,818.15, 226,149.84 and 79,779.13 is: 119,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,818.15 : 226,149.84 = 79,779.13 : x
  2. Step 2: Convert to fraction form
    150,818.15/226,149.84 = 79,779.13/x
  3. Step 3: Cross multiply
    150,818.15x = 226,149.84 × 79,779.13
  4. Step 4: Simplify right side
    150,818.15x = 18,042,036,919.46
  5. Step 5: Solve for x
    x = 18,042,036,919.46/150,818.15
  6. Step 6: Final answer
    x = 119,627.75

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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.