Home / 68,377.84-102,229.58-57,964.07

Finding the Fourth Proportional to 68,377.84, 102,229.58 and 57,964.07

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Solution

The fourth proportional to 68,377.84, 102,229.58 and 57,964.07 is: 86,660.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,377.84 : 102,229.58 = 57,964.07 : x
  2. Step 2: Convert to fraction form
    68,377.84/102,229.58 = 57,964.07/x
  3. Step 3: Cross multiply
    68,377.84x = 102,229.58 × 57,964.07
  4. Step 4: Simplify right side
    68,377.84x = 5,925,642,931.67
  5. Step 5: Solve for x
    x = 5,925,642,931.67/68,377.84
  6. Step 6: Final answer
    x = 86,660.29

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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.