Home / 91,283.53-125,971.26-50,997.30

Finding the Fourth Proportional to 91,283.53, 125,971.26 and 50,997.30

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Solution

The fourth proportional to 91,283.53, 125,971.26 and 50,997.30 is: 70,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,283.53 : 125,971.26 = 50,997.30 : x
  2. Step 2: Convert to fraction form
    91,283.53/125,971.26 = 50,997.30/x
  3. Step 3: Cross multiply
    91,283.53x = 125,971.26 × 50,997.30
  4. Step 4: Simplify right side
    91,283.53x = 6,424,194,452.53
  5. Step 5: Solve for x
    x = 6,424,194,452.53/91,283.53
  6. Step 6: Final answer
    x = 70,376.27

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1.5x scale

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.