Home / 155,537.70-232,723.35-141,540.90

Finding the Fourth Proportional to 155,537.70, 232,723.35 and 141,540.90

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Solution

The fourth proportional to 155,537.70, 232,723.35 and 141,540.90 is: 211,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,537.70 : 232,723.35 = 141,540.90 : x
  2. Step 2: Convert to fraction form
    155,537.70/232,723.35 = 141,540.90/x
  3. Step 3: Cross multiply
    155,537.70x = 232,723.35 × 141,540.90
  4. Step 4: Simplify right side
    155,537.70x = 32,939,872,410.02
  5. Step 5: Solve for x
    x = 32,939,872,410.02/155,537.70
  6. Step 6: Final answer
    x = 211,780.63

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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.