Home / 89,313.57-123,245.96-49,020.93

Finding the Fourth Proportional to 89,313.57, 123,245.96 and 49,020.93

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Solution

The fourth proportional to 89,313.57, 123,245.96 and 49,020.93 is: 67,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,313.57 : 123,245.96 = 49,020.93 : x
  2. Step 2: Convert to fraction form
    89,313.57/123,245.96 = 49,020.93/x
  3. Step 3: Cross multiply
    89,313.57x = 123,245.96 × 49,020.93
  4. Step 4: Simplify right side
    89,313.57x = 6,041,631,332.84
  5. Step 5: Solve for x
    x = 6,041,631,332.84/89,313.57
  6. Step 6: Final answer
    x = 67,645.17

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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.