Home / 120,010.40-179,981.20-35,767.04

Finding the Fourth Proportional to 120,010.40, 179,981.20 and 35,767.04

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Solution

The fourth proportional to 120,010.40, 179,981.20 and 35,767.04 is: 53,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,010.40 : 179,981.20 = 35,767.04 : x
  2. Step 2: Convert to fraction form
    120,010.40/179,981.20 = 35,767.04/x
  3. Step 3: Cross multiply
    120,010.40x = 179,981.20 × 35,767.04
  4. Step 4: Simplify right side
    120,010.40x = 6,437,394,779.65
  5. Step 5: Solve for x
    x = 6,437,394,779.65/120,010.40
  6. Step 6: Final answer
    x = 53,640.31

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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.