Home / 76,904-115,355.28-24,313.49

Finding the Fourth Proportional to 76,904, 115,355.28 and 24,313.49

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Solution

The fourth proportional to 76,904, 115,355.28 and 24,313.49 is: 36,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,904 : 115,355.28 = 24,313.49 : x
  2. Step 2: Convert to fraction form
    76,904/115,355.28 = 24,313.49/x
  3. Step 3: Cross multiply
    76,904x = 115,355.28 × 24,313.49
  4. Step 4: Simplify right side
    76,904x = 2,804,689,446.73
  5. Step 5: Solve for x
    x = 2,804,689,446.73/76,904
  6. Step 6: Final answer
    x = 36,470.01

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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.