Home / 91,327.41-136,769.67-63,168.44

Finding the Fourth Proportional to 91,327.41, 136,769.67 and 63,168.44

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Solution

The fourth proportional to 91,327.41, 136,769.67 and 63,168.44 is: 94,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,327.41 : 136,769.67 = 63,168.44 : x
  2. Step 2: Convert to fraction form
    91,327.41/136,769.67 = 63,168.44/x
  3. Step 3: Cross multiply
    91,327.41x = 136,769.67 × 63,168.44
  4. Step 4: Simplify right side
    91,327.41x = 8,639,526,009.37
  5. Step 5: Solve for x
    x = 8,639,526,009.37/91,327.41
  6. Step 6: Final answer
    x = 94,599.49

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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.