Home / 195,037.20-291,907.80-141,577.20

Finding the Fourth Proportional to 195,037.20, 291,907.80 and 141,577.20

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Solution

The fourth proportional to 195,037.20, 291,907.80 and 141,577.20 is: 211,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,037.20 : 291,907.80 = 141,577.20 : x
  2. Step 2: Convert to fraction form
    195,037.20/291,907.80 = 141,577.20/x
  3. Step 3: Cross multiply
    195,037.20x = 291,907.80 × 141,577.20
  4. Step 4: Simplify right side
    195,037.20x = 41,327,488,982.16
  5. Step 5: Solve for x
    x = 41,327,488,982.16/195,037.20
  6. Step 6: Final answer
    x = 211,895.42

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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.