Home / 146,355.48-219,632.94-67,470.36

Finding the Fourth Proportional to 146,355.48, 219,632.94 and 67,470.36

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Solution

The fourth proportional to 146,355.48, 219,632.94 and 67,470.36 is: 101,251.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,355.48 : 219,632.94 = 67,470.36 : x
  2. Step 2: Convert to fraction form
    146,355.48/219,632.94 = 67,470.36/x
  3. Step 3: Cross multiply
    146,355.48x = 219,632.94 × 67,470.36
  4. Step 4: Simplify right side
    146,355.48x = 14,818,713,529.66
  5. Step 5: Solve for x
    x = 14,818,713,529.66/146,355.48
  6. Step 6: Final answer
    x = 101,251.51

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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.