Home / 155,770.40-233,634.83-43,441.21

Finding the Fourth Proportional to 155,770.40, 233,634.83 and 43,441.21

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Solution

The fourth proportional to 155,770.40, 233,634.83 and 43,441.21 is: 65,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,770.40 : 233,634.83 = 43,441.21 : x
  2. Step 2: Convert to fraction form
    155,770.40/233,634.83 = 43,441.21/x
  3. Step 3: Cross multiply
    155,770.40x = 233,634.83 × 43,441.21
  4. Step 4: Simplify right side
    155,770.40x = 10,149,378,545.17
  5. Step 5: Solve for x
    x = 10,149,378,545.17/155,770.40
  6. Step 6: Final answer
    x = 65,156.02

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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.