Home / 70,479.28-105,696.33-23,081.52

Finding the Fourth Proportional to 70,479.28, 105,696.33 and 23,081.52

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Solution

The fourth proportional to 70,479.28, 105,696.33 and 23,081.52 is: 34,614.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,479.28 : 105,696.33 = 23,081.52 : x
  2. Step 2: Convert to fraction form
    70,479.28/105,696.33 = 23,081.52/x
  3. Step 3: Cross multiply
    70,479.28x = 105,696.33 × 23,081.52
  4. Step 4: Simplify right side
    70,479.28x = 2,439,631,954.82
  5. Step 5: Solve for x
    x = 2,439,631,954.82/70,479.28
  6. Step 6: Final answer
    x = 34,614.88

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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.