Home / 89,867.88-124,014.24-51,601.32

Finding the Fourth Proportional to 89,867.88, 124,014.24 and 51,601.32

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Solution

The fourth proportional to 89,867.88, 124,014.24 and 51,601.32 is: 71,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,867.88 : 124,014.24 = 51,601.32 : x
  2. Step 2: Convert to fraction form
    89,867.88/124,014.24 = 51,601.32/x
  3. Step 3: Cross multiply
    89,867.88x = 124,014.24 × 51,601.32
  4. Step 4: Simplify right side
    89,867.88x = 6,399,298,482.80
  5. Step 5: Solve for x
    x = 6,399,298,482.80/89,867.88
  6. Step 6: Final answer
    x = 71,207.85

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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.