Home / 89,726.08-123,794.56-51,993.04

Finding the Fourth Proportional to 89,726.08, 123,794.56 and 51,993.04

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Solution

The fourth proportional to 89,726.08, 123,794.56 and 51,993.04 is: 71,734.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,726.08 : 123,794.56 = 51,993.04 : x
  2. Step 2: Convert to fraction form
    89,726.08/123,794.56 = 51,993.04/x
  3. Step 3: Cross multiply
    89,726.08x = 123,794.56 × 51,993.04
  4. Step 4: Simplify right side
    89,726.08x = 6,436,455,509.86
  5. Step 5: Solve for x
    x = 6,436,455,509.86/89,726.08
  6. Step 6: Final answer
    x = 71,734.50

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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.