Home / 90,938.52-136,297.08-41,005.44

Finding the Fourth Proportional to 90,938.52, 136,297.08 and 41,005.44

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Solution

The fourth proportional to 90,938.52, 136,297.08 and 41,005.44 is: 61,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,938.52 : 136,297.08 = 41,005.44 : x
  2. Step 2: Convert to fraction form
    90,938.52/136,297.08 = 41,005.44/x
  3. Step 3: Cross multiply
    90,938.52x = 136,297.08 × 41,005.44
  4. Step 4: Simplify right side
    90,938.52x = 5,588,921,736.12
  5. Step 5: Solve for x
    x = 5,588,921,736.12/90,938.52
  6. Step 6: Final answer
    x = 61,458.24

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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.