Home / 76,403.17-114,628.22-36,473.11

Finding the Fourth Proportional to 76,403.17, 114,628.22 and 36,473.11

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Solution

The fourth proportional to 76,403.17, 114,628.22 and 36,473.11 is: 54,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,403.17 : 114,628.22 = 36,473.11 : x
  2. Step 2: Convert to fraction form
    76,403.17/114,628.22 = 36,473.11/x
  3. Step 3: Cross multiply
    76,403.17x = 114,628.22 × 36,473.11
  4. Step 4: Simplify right side
    76,403.17x = 4,180,847,677.16
  5. Step 5: Solve for x
    x = 4,180,847,677.16/76,403.17
  6. Step 6: Final answer
    x = 54,720.87

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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.