Home / 96,742.10-144,737.69-84,806.07

Finding the Fourth Proportional to 96,742.10, 144,737.69 and 84,806.07

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Solution

The fourth proportional to 96,742.10, 144,737.69 and 84,806.07 is: 126,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,742.10 : 144,737.69 = 84,806.07 : x
  2. Step 2: Convert to fraction form
    96,742.10/144,737.69 = 84,806.07/x
  3. Step 3: Cross multiply
    96,742.10x = 144,737.69 × 84,806.07
  4. Step 4: Simplify right side
    96,742.10x = 12,274,634,245.75
  5. Step 5: Solve for x
    x = 12,274,634,245.75/96,742.10
  6. Step 6: Final answer
    x = 126,879.97

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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.