Home / 136,098.27-187,815.44-75,667.01

Finding the Fourth Proportional to 136,098.27, 187,815.44 and 75,667.01

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Solution

The fourth proportional to 136,098.27, 187,815.44 and 75,667.01 is: 104,420.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,098.27 : 187,815.44 = 75,667.01 : x
  2. Step 2: Convert to fraction form
    136,098.27/187,815.44 = 75,667.01/x
  3. Step 3: Cross multiply
    136,098.27x = 187,815.44 × 75,667.01
  4. Step 4: Simplify right side
    136,098.27x = 14,211,432,026.72
  5. Step 5: Solve for x
    x = 14,211,432,026.72/136,098.27
  6. Step 6: Final answer
    x = 104,420.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.