Home / 90,845.82-136,284.66-37,537.56

Finding the Fourth Proportional to 90,845.82, 136,284.66 and 37,537.56

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Solution

The fourth proportional to 90,845.82, 136,284.66 and 37,537.56 is: 56,312.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,845.82 : 136,284.66 = 37,537.56 : x
  2. Step 2: Convert to fraction form
    90,845.82/136,284.66 = 37,537.56/x
  3. Step 3: Cross multiply
    90,845.82x = 136,284.66 × 37,537.56
  4. Step 4: Simplify right side
    90,845.82x = 5,115,793,601.83
  5. Step 5: Solve for x
    x = 5,115,793,601.83/90,845.82
  6. Step 6: Final answer
    x = 56,312.92

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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.