Home / 136,045.54-204,137.43-61,150.60

Finding the Fourth Proportional to 136,045.54, 204,137.43 and 61,150.60

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Solution

The fourth proportional to 136,045.54, 204,137.43 and 61,150.60 is: 91,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,045.54 : 204,137.43 = 61,150.60 : x
  2. Step 2: Convert to fraction form
    136,045.54/204,137.43 = 61,150.60/x
  3. Step 3: Cross multiply
    136,045.54x = 204,137.43 × 61,150.60
  4. Step 4: Simplify right side
    136,045.54x = 12,483,126,326.96
  5. Step 5: Solve for x
    x = 12,483,126,326.96/136,045.54
  6. Step 6: Final answer
    x = 91,756.97

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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.