Home / 96,106.36-144,192.82-39,976.76

Finding the Fourth Proportional to 96,106.36, 144,192.82 and 39,976.76

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Solution

The fourth proportional to 96,106.36, 144,192.82 and 39,976.76 is: 59,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,106.36 : 144,192.82 = 39,976.76 : x
  2. Step 2: Convert to fraction form
    96,106.36/144,192.82 = 39,976.76/x
  3. Step 3: Cross multiply
    96,106.36x = 144,192.82 × 39,976.76
  4. Step 4: Simplify right side
    96,106.36x = 5,764,361,758.86
  5. Step 5: Solve for x
    x = 5,764,361,758.86/96,106.36
  6. Step 6: Final answer
    x = 59,978.98

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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.