Home / 204,553.43-306,878.43-64,312.05

Finding the Fourth Proportional to 204,553.43, 306,878.43 and 64,312.05

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Solution

The fourth proportional to 204,553.43, 306,878.43 and 64,312.05 is: 96,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,553.43 : 306,878.43 = 64,312.05 : x
  2. Step 2: Convert to fraction form
    204,553.43/306,878.43 = 64,312.05/x
  3. Step 3: Cross multiply
    204,553.43x = 306,878.43 × 64,312.05
  4. Step 4: Simplify right side
    204,553.43x = 19,735,980,934.08
  5. Step 5: Solve for x
    x = 19,735,980,934.08/204,553.43
  6. Step 6: Final answer
    x = 96,483.26

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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.