Home / 129,321.04-193,984.80-35,826.52

Finding the Fourth Proportional to 129,321.04, 193,984.80 and 35,826.52

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Solution

The fourth proportional to 129,321.04, 193,984.80 and 35,826.52 is: 53,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,321.04 : 193,984.80 = 35,826.52 : x
  2. Step 2: Convert to fraction form
    129,321.04/193,984.80 = 35,826.52/x
  3. Step 3: Cross multiply
    129,321.04x = 193,984.80 × 35,826.52
  4. Step 4: Simplify right side
    129,321.04x = 6,949,800,316.90
  5. Step 5: Solve for x
    x = 6,949,800,316.90/129,321.04
  6. Step 6: Final answer
    x = 53,740.68

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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.