Home / 136,059.48-203,881.32-57,130.38

Finding the Fourth Proportional to 136,059.48, 203,881.32 and 57,130.38

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Solution

The fourth proportional to 136,059.48, 203,881.32 and 57,130.38 is: 85,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,059.48 : 203,881.32 = 57,130.38 : x
  2. Step 2: Convert to fraction form
    136,059.48/203,881.32 = 57,130.38/x
  3. Step 3: Cross multiply
    136,059.48x = 203,881.32 × 57,130.38
  4. Step 4: Simplify right side
    136,059.48x = 11,647,817,286.50
  5. Step 5: Solve for x
    x = 11,647,817,286.50/136,059.48
  6. Step 6: Final answer
    x = 85,608.27

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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.