Home / 204,575.85-305,483.51-167,211.09

Finding the Fourth Proportional to 204,575.85, 305,483.51 and 167,211.09

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Solution

The fourth proportional to 204,575.85, 305,483.51 and 167,211.09 is: 249,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,575.85 : 305,483.51 = 167,211.09 : x
  2. Step 2: Convert to fraction form
    204,575.85/305,483.51 = 167,211.09/x
  3. Step 3: Cross multiply
    204,575.85x = 305,483.51 × 167,211.09
  4. Step 4: Simplify right side
    204,575.85x = 51,080,231,102.15
  5. Step 5: Solve for x
    x = 51,080,231,102.15/204,575.85
  6. Step 6: Final answer
    x = 249,688.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.