Home / 88,032,103.70-121,478,234.90-48,870,840.92

Finding the Fourth Proportional to 88,032,103.70, 121,478,234.90 and 48,870,840.92

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Solution

The fourth proportional to 88,032,103.70, 121,478,234.90 and 48,870,840.92 is: 67,438,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,032,103.70 : 121,478,234.90 = 48,870,840.92 : x
  2. Step 2: Convert to fraction form
    88,032,103.70/121,478,234.90 = 48,870,840.92/x
  3. Step 3: Cross multiply
    88,032,103.70x = 121,478,234.90 × 48,870,840.92
  4. Step 4: Simplify right side
    88,032,103.70x = 5,936,743,493,040,293
  5. Step 5: Solve for x
    x = 5,936,743,493,040,293/88,032,103.70
  6. Step 6: Final answer
    x = 67,438,391.72

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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.