Home / 95,780.19-143,669.85-29,220.09

Finding the Fourth Proportional to 95,780.19, 143,669.85 and 29,220.09

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Solution

The fourth proportional to 95,780.19, 143,669.85 and 29,220.09 is: 43,830.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,780.19 : 143,669.85 = 29,220.09 : x
  2. Step 2: Convert to fraction form
    95,780.19/143,669.85 = 29,220.09/x
  3. Step 3: Cross multiply
    95,780.19x = 143,669.85 × 29,220.09
  4. Step 4: Simplify right side
    95,780.19x = 4,198,045,947.29
  5. Step 5: Solve for x
    x = 4,198,045,947.29/95,780.19
  6. Step 6: Final answer
    x = 43,830.00

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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.