Home / 136,832.40-205,164.75-48,096.09

Finding the Fourth Proportional to 136,832.40, 205,164.75 and 48,096.09

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Solution

The fourth proportional to 136,832.40, 205,164.75 and 48,096.09 is: 72,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,832.40 : 205,164.75 = 48,096.09 : x
  2. Step 2: Convert to fraction form
    136,832.40/205,164.75 = 48,096.09/x
  3. Step 3: Cross multiply
    136,832.40x = 205,164.75 × 48,096.09
  4. Step 4: Simplify right side
    136,832.40x = 9,867,622,280.83
  5. Step 5: Solve for x
    x = 9,867,622,280.83/136,832.40
  6. Step 6: Final answer
    x = 72,114.66

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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.