Home / 88,379.96-121,964.72-48,093.66

Finding the Fourth Proportional to 88,379.96, 121,964.72 and 48,093.66

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Solution

The fourth proportional to 88,379.96, 121,964.72 and 48,093.66 is: 66,369.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,379.96 : 121,964.72 = 48,093.66 : x
  2. Step 2: Convert to fraction form
    88,379.96/121,964.72 = 48,093.66/x
  3. Step 3: Cross multiply
    88,379.96x = 121,964.72 × 48,093.66
  4. Step 4: Simplify right side
    88,379.96x = 5,865,729,535.21
  5. Step 5: Solve for x
    x = 5,865,729,535.21/88,379.96
  6. Step 6: Final answer
    x = 66,369.46

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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.