Home / 70,320.30-105,491.40-22,924.38

Finding the Fourth Proportional to 70,320.30, 105,491.40 and 22,924.38

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Solution

The fourth proportional to 70,320.30, 105,491.40 and 22,924.38 is: 34,390.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,320.30 : 105,491.40 = 22,924.38 : x
  2. Step 2: Convert to fraction form
    70,320.30/105,491.40 = 22,924.38/x
  3. Step 3: Cross multiply
    70,320.30x = 105,491.40 × 22,924.38
  4. Step 4: Simplify right side
    70,320.30x = 2,418,324,940.33
  5. Step 5: Solve for x
    x = 2,418,324,940.33/70,320.30
  6. Step 6: Final answer
    x = 34,390.14

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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.