Home / 90,644.47-135,955.87-24,089.70

Finding the Fourth Proportional to 90,644.47, 135,955.87 and 24,089.70

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Solution

The fourth proportional to 90,644.47, 135,955.87 and 24,089.70 is: 36,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,644.47 : 135,955.87 = 24,089.70 : x
  2. Step 2: Convert to fraction form
    90,644.47/135,955.87 = 24,089.70/x
  3. Step 3: Cross multiply
    90,644.47x = 135,955.87 × 24,089.70
  4. Step 4: Simplify right side
    90,644.47x = 3,275,136,571.15
  5. Step 5: Solve for x
    x = 3,275,136,571.15/90,644.47
  6. Step 6: Final answer
    x = 36,131.68

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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.