Home / 88,094.85-121,571.79-47,808.96

Finding the Fourth Proportional to 88,094.85, 121,571.79 and 47,808.96

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Solution

The fourth proportional to 88,094.85, 121,571.79 and 47,808.96 is: 65,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,094.85 : 121,571.79 = 47,808.96 : x
  2. Step 2: Convert to fraction form
    88,094.85/121,571.79 = 47,808.96/x
  3. Step 3: Cross multiply
    88,094.85x = 121,571.79 × 47,808.96
  4. Step 4: Simplify right side
    88,094.85x = 5,812,220,845.24
  5. Step 5: Solve for x
    x = 5,812,220,845.24/88,094.85
  6. Step 6: Final answer
    x = 65,976.85

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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.