Home / 219,629.80-329,444.70-101,531.80

Finding the Fourth Proportional to 219,629.80, 329,444.70 and 101,531.80

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Solution

The fourth proportional to 219,629.80, 329,444.70 and 101,531.80 is: 152,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,629.80 : 329,444.70 = 101,531.80 : x
  2. Step 2: Convert to fraction form
    219,629.80/329,444.70 = 101,531.80/x
  3. Step 3: Cross multiply
    219,629.80x = 329,444.70 × 101,531.80
  4. Step 4: Simplify right side
    219,629.80x = 33,449,113,391.46
  5. Step 5: Solve for x
    x = 33,449,113,391.46/219,629.80
  6. Step 6: Final answer
    x = 152,297.70

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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.