Home / 146,569.20-219,853.80-67,837.20

Finding the Fourth Proportional to 146,569.20, 219,853.80 and 67,837.20

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Solution

The fourth proportional to 146,569.20, 219,853.80 and 67,837.20 is: 101,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,569.20 : 219,853.80 = 67,837.20 : x
  2. Step 2: Convert to fraction form
    146,569.20/219,853.80 = 67,837.20/x
  3. Step 3: Cross multiply
    146,569.20x = 219,853.80 × 67,837.20
  4. Step 4: Simplify right side
    146,569.20x = 14,914,266,201.36
  5. Step 5: Solve for x
    x = 14,914,266,201.36/146,569.20
  6. Step 6: Final answer
    x = 101,755.80

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1.5x scale

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.