Home / 89,741,273.16-123,842,957.20-48,488,165.54

Finding the Fourth Proportional to 89,741,273.16, 123,842,957.20 and 48,488,165.54

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Solution

The fourth proportional to 89,741,273.16, 123,842,957.20 and 48,488,165.54 is: 66,913,668.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,741,273.16 : 123,842,957.20 = 48,488,165.54 : x
  2. Step 2: Convert to fraction form
    89,741,273.16/123,842,957.20 = 48,488,165.54/x
  3. Step 3: Cross multiply
    89,741,273.16x = 123,842,957.20 × 48,488,165.54
  4. Step 4: Simplify right side
    89,741,273.16x = 6,004,917,809,733,825
  5. Step 5: Solve for x
    x = 6,004,917,809,733,825/89,741,273.16
  6. Step 6: Final answer
    x = 66,913,668.57

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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.