Home / 67,664.36-93,377.04-37,449.20

Finding the Fourth Proportional to 67,664.36, 93,377.04 and 37,449.20

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Solution

The fourth proportional to 67,664.36, 93,377.04 and 37,449.20 is: 51,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,664.36 : 93,377.04 = 37,449.20 : x
  2. Step 2: Convert to fraction form
    67,664.36/93,377.04 = 37,449.20/x
  3. Step 3: Cross multiply
    67,664.36x = 93,377.04 × 37,449.20
  4. Step 4: Simplify right side
    67,664.36x = 3,496,895,446.37
  5. Step 5: Solve for x
    x = 3,496,895,446.37/67,664.36
  6. Step 6: Final answer
    x = 51,680.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.