Home / 80,829.07-121,187.23-35,826.01

Finding the Fourth Proportional to 80,829.07, 121,187.23 and 35,826.01

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Solution

The fourth proportional to 80,829.07, 121,187.23 and 35,826.01 is: 53,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,829.07 : 121,187.23 = 35,826.01 : x
  2. Step 2: Convert to fraction form
    80,829.07/121,187.23 = 35,826.01/x
  3. Step 3: Cross multiply
    80,829.07x = 121,187.23 × 35,826.01
  4. Step 4: Simplify right side
    80,829.07x = 4,341,654,913.85
  5. Step 5: Solve for x
    x = 4,341,654,913.85/80,829.07
  6. Step 6: Final answer
    x = 53,714.03

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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.