Home / 136,406.98-204,420.81-118,601.15

Finding the Fourth Proportional to 136,406.98, 204,420.81 and 118,601.15

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Solution

The fourth proportional to 136,406.98, 204,420.81 and 118,601.15 is: 177,736.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,406.98 : 204,420.81 = 118,601.15 : x
  2. Step 2: Convert to fraction form
    136,406.98/204,420.81 = 118,601.15/x
  3. Step 3: Cross multiply
    136,406.98x = 204,420.81 × 118,601.15
  4. Step 4: Simplify right side
    136,406.98x = 24,244,543,149.93
  5. Step 5: Solve for x
    x = 24,244,543,149.93/136,406.98
  6. Step 6: Final answer
    x = 177,736.83

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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.