Home / 89,518.25-123,535.32-51,794.93

Finding the Fourth Proportional to 89,518.25, 123,535.32 and 51,794.93

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Solution

The fourth proportional to 89,518.25, 123,535.32 and 51,794.93 is: 71,477.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,518.25 : 123,535.32 = 51,794.93 : x
  2. Step 2: Convert to fraction form
    89,518.25/123,535.32 = 51,794.93/x
  3. Step 3: Cross multiply
    89,518.25x = 123,535.32 × 51,794.93
  4. Step 4: Simplify right side
    89,518.25x = 6,398,503,251.93
  5. Step 5: Solve for x
    x = 6,398,503,251.93/89,518.25
  6. Step 6: Final answer
    x = 71,477.08

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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.