Home / 155,109.20-232,664.79-84,950.24

Finding the Fourth Proportional to 155,109.20, 232,664.79 and 84,950.24

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Solution

The fourth proportional to 155,109.20, 232,664.79 and 84,950.24 is: 127,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,109.20 : 232,664.79 = 84,950.24 : x
  2. Step 2: Convert to fraction form
    155,109.20/232,664.79 = 84,950.24/x
  3. Step 3: Cross multiply
    155,109.20x = 232,664.79 × 84,950.24
  4. Step 4: Simplify right side
    155,109.20x = 19,764,928,586.73
  5. Step 5: Solve for x
    x = 19,764,928,586.73/155,109.20
  6. Step 6: Final answer
    x = 127,425.90

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1.5x scale

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.