Home / 90,558.26-135,833.00-34,393.98

Finding the Fourth Proportional to 90,558.26, 135,833.00 and 34,393.98

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Solution

The fourth proportional to 90,558.26, 135,833.00 and 34,393.98 is: 51,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,558.26 : 135,833.00 = 34,393.98 : x
  2. Step 2: Convert to fraction form
    90,558.26/135,833.00 = 34,393.98/x
  3. Step 3: Cross multiply
    90,558.26x = 135,833.00 × 34,393.98
  4. Step 4: Simplify right side
    90,558.26x = 4,671,837,698.18
  5. Step 5: Solve for x
    x = 4,671,837,698.18/90,558.26
  6. Step 6: Final answer
    x = 51,589.31

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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.