Home / 204,445.31-306,730.76-104,675.56

Finding the Fourth Proportional to 204,445.31, 306,730.76 and 104,675.56

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Solution

The fourth proportional to 204,445.31, 306,730.76 and 104,675.56 is: 157,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,445.31 : 306,730.76 = 104,675.56 : x
  2. Step 2: Convert to fraction form
    204,445.31/306,730.76 = 104,675.56/x
  3. Step 3: Cross multiply
    204,445.31x = 306,730.76 × 104,675.56
  4. Step 4: Simplify right side
    204,445.31x = 32,107,212,206.90
  5. Step 5: Solve for x
    x = 32,107,212,206.90/204,445.31
  6. Step 6: Final answer
    x = 157,045.48

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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.