Home / 91,282.56-125,969.34-50,996.01

Finding the Fourth Proportional to 91,282.56, 125,969.34 and 50,996.01

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Solution

The fourth proportional to 91,282.56, 125,969.34 and 50,996.01 is: 70,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,282.56 : 125,969.34 = 50,996.01 : x
  2. Step 2: Convert to fraction form
    91,282.56/125,969.34 = 50,996.01/x
  3. Step 3: Cross multiply
    91,282.56x = 125,969.34 × 50,996.01
  4. Step 4: Simplify right side
    91,282.56x = 6,423,933,722.33
  5. Step 5: Solve for x
    x = 6,423,933,722.33/91,282.56
  6. Step 6: Final answer
    x = 70,374.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.