Home / 89,274,246.55-123,197,965.09-50,116,012.92

Finding the Fourth Proportional to 89,274,246.55, 123,197,965.09 and 50,116,012.92

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Solution

The fourth proportional to 89,274,246.55, 123,197,965.09 and 50,116,012.92 is: 69,159,819.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,274,246.55 : 123,197,965.09 = 50,116,012.92 : x
  2. Step 2: Convert to fraction form
    89,274,246.55/123,197,965.09 = 50,116,012.92/x
  3. Step 3: Cross multiply
    89,274,246.55x = 123,197,965.09 × 50,116,012.92
  4. Step 4: Simplify right side
    89,274,246.55x = 6,174,190,810,168,149
  5. Step 5: Solve for x
    x = 6,174,190,810,168,149/89,274,246.55
  6. Step 6: Final answer
    x = 69,159,819.87

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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.