Home / 70,733.24-105,957.40-32,728.95

Finding the Fourth Proportional to 70,733.24, 105,957.40 and 32,728.95

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Solution

The fourth proportional to 70,733.24, 105,957.40 and 32,728.95 is: 49,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,733.24 : 105,957.40 = 32,728.95 : x
  2. Step 2: Convert to fraction form
    70,733.24/105,957.40 = 32,728.95/x
  3. Step 3: Cross multiply
    70,733.24x = 105,957.40 × 32,728.95
  4. Step 4: Simplify right side
    70,733.24x = 3,467,874,426.27
  5. Step 5: Solve for x
    x = 3,467,874,426.27/70,733.24
  6. Step 6: Final answer
    x = 49,027.51

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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.