Home / 137,783.91-206,683.56-43,027.17

Finding the Fourth Proportional to 137,783.91, 206,683.56 and 43,027.17

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Solution

The fourth proportional to 137,783.91, 206,683.56 and 43,027.17 is: 64,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,783.91 : 206,683.56 = 43,027.17 : x
  2. Step 2: Convert to fraction form
    137,783.91/206,683.56 = 43,027.17/x
  3. Step 3: Cross multiply
    137,783.91x = 206,683.56 × 43,027.17
  4. Step 4: Simplify right side
    137,783.91x = 8,893,008,672.33
  5. Step 5: Solve for x
    x = 8,893,008,672.33/137,783.91
  6. Step 6: Final answer
    x = 64,543.16

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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.