Home / 106,134.87-146,464.56-58,385.37

Finding the Fourth Proportional to 106,134.87, 146,464.56 and 58,385.37

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Solution

The fourth proportional to 106,134.87, 146,464.56 and 58,385.37 is: 80,570.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,134.87 : 146,464.56 = 58,385.37 : x
  2. Step 2: Convert to fraction form
    106,134.87/146,464.56 = 58,385.37/x
  3. Step 3: Cross multiply
    106,134.87x = 146,464.56 × 58,385.37
  4. Step 4: Simplify right side
    106,134.87x = 8,551,387,527.49
  5. Step 5: Solve for x
    x = 8,551,387,527.49/106,134.87
  6. Step 6: Final answer
    x = 80,570.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.