Home / 76,135.82-114,203.07-59,509.82

Finding the Fourth Proportional to 76,135.82, 114,203.07 and 59,509.82

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Solution

The fourth proportional to 76,135.82, 114,203.07 and 59,509.82 is: 89,264.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,135.82 : 114,203.07 = 59,509.82 : x
  2. Step 2: Convert to fraction form
    76,135.82/114,203.07 = 59,509.82/x
  3. Step 3: Cross multiply
    76,135.82x = 114,203.07 × 59,509.82
  4. Step 4: Simplify right side
    76,135.82x = 6,796,204,139.15
  5. Step 5: Solve for x
    x = 6,796,204,139.15/76,135.82
  6. Step 6: Final answer
    x = 89,264.21

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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.