Home / 214,569.80-322,066.56-161,075.78

Finding the Fourth Proportional to 214,569.80, 322,066.56 and 161,075.78

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Solution

The fourth proportional to 214,569.80, 322,066.56 and 161,075.78 is: 241,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,569.80 : 322,066.56 = 161,075.78 : x
  2. Step 2: Convert to fraction form
    214,569.80/322,066.56 = 161,075.78/x
  3. Step 3: Cross multiply
    214,569.80x = 322,066.56 × 161,075.78
  4. Step 4: Simplify right side
    214,569.80x = 51,877,120,753.58
  5. Step 5: Solve for x
    x = 51,877,120,753.58/214,569.80
  6. Step 6: Final answer
    x = 241,772.71

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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.