Home / 87,217,037.26-120,362,078.82-48,061,336.28

Finding the Fourth Proportional to 87,217,037.26, 120,362,078.82 and 48,061,336.28

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Solution

The fourth proportional to 87,217,037.26, 120,362,078.82 and 48,061,336.28 is: 66,326,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,217,037.26 : 120,362,078.82 = 48,061,336.28 : x
  2. Step 2: Convert to fraction form
    87,217,037.26/120,362,078.82 = 48,061,336.28/x
  3. Step 3: Cross multiply
    87,217,037.26x = 120,362,078.82 × 48,061,336.28
  4. Step 4: Simplify right side
    87,217,037.26x = 5,784,762,345,527,885
  5. Step 5: Solve for x
    x = 5,784,762,345,527,885/87,217,037.26
  6. Step 6: Final answer
    x = 66,326,058.84

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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.