Home / 76,498.20-114,674.40-59,621.85

Finding the Fourth Proportional to 76,498.20, 114,674.40 and 59,621.85

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Solution

The fourth proportional to 76,498.20, 114,674.40 and 59,621.85 is: 89,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,498.20 : 114,674.40 = 59,621.85 : x
  2. Step 2: Convert to fraction form
    76,498.20/114,674.40 = 59,621.85/x
  3. Step 3: Cross multiply
    76,498.20x = 114,674.40 × 59,621.85
  4. Step 4: Simplify right side
    76,498.20x = 6,837,099,875.64
  5. Step 5: Solve for x
    x = 6,837,099,875.64/76,498.20
  6. Step 6: Final answer
    x = 89,375.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.