Home / 146,655.25-220,006.70-45,429.66

Finding the Fourth Proportional to 146,655.25, 220,006.70 and 45,429.66

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Solution

The fourth proportional to 146,655.25, 220,006.70 and 45,429.66 is: 68,151.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,655.25 : 220,006.70 = 45,429.66 : x
  2. Step 2: Convert to fraction form
    146,655.25/220,006.70 = 45,429.66/x
  3. Step 3: Cross multiply
    146,655.25x = 220,006.70 × 45,429.66
  4. Step 4: Simplify right side
    146,655.25x = 9,994,829,578.72
  5. Step 5: Solve for x
    x = 9,994,829,578.72/146,655.25
  6. Step 6: Final answer
    x = 68,151.87

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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.