Home / 76,477.97-114,677.54-34,321.91

Finding the Fourth Proportional to 76,477.97, 114,677.54 and 34,321.91

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Solution

The fourth proportional to 76,477.97, 114,677.54 and 34,321.91 is: 51,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,477.97 : 114,677.54 = 34,321.91 : x
  2. Step 2: Convert to fraction form
    76,477.97/114,677.54 = 34,321.91/x
  3. Step 3: Cross multiply
    76,477.97x = 114,677.54 × 34,321.91
  4. Step 4: Simplify right side
    76,477.97x = 3,935,952,206.90
  5. Step 5: Solve for x
    x = 3,935,952,206.90/76,477.97
  6. Step 6: Final answer
    x = 51,465.18

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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.