Home / 204,342.62-306,538.51-67,570.34

Finding the Fourth Proportional to 204,342.62, 306,538.51 and 67,570.34

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Solution

The fourth proportional to 204,342.62, 306,538.51 and 67,570.34 is: 101,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,342.62 : 306,538.51 = 67,570.34 : x
  2. Step 2: Convert to fraction form
    204,342.62/306,538.51 = 67,570.34/x
  3. Step 3: Cross multiply
    204,342.62x = 306,538.51 × 67,570.34
  4. Step 4: Simplify right side
    204,342.62x = 20,712,911,343.79
  5. Step 5: Solve for x
    x = 20,712,911,343.79/204,342.62
  6. Step 6: Final answer
    x = 101,363.64

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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.