Home / 88,303,879.44-121,858,139.04-49,145,649.92

Finding the Fourth Proportional to 88,303,879.44, 121,858,139.04 and 49,145,649.92

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Solution

The fourth proportional to 88,303,879.44, 121,858,139.04 and 49,145,649.92 is: 67,820,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,303,879.44 : 121,858,139.04 = 49,145,649.92 : x
  2. Step 2: Convert to fraction form
    88,303,879.44/121,858,139.04 = 49,145,649.92/x
  3. Step 3: Cross multiply
    88,303,879.44x = 121,858,139.04 × 49,145,649.92
  4. Step 4: Simplify right side
    88,303,879.44x = 5,988,797,441,162,525
  5. Step 5: Solve for x
    x = 5,988,797,441,162,525/88,303,879.44
  6. Step 6: Final answer
    x = 67,820,320.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.