Home / 92,896.02-139,211.19-74,232.81

Finding the Fourth Proportional to 92,896.02, 139,211.19 and 74,232.81

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Solution

The fourth proportional to 92,896.02, 139,211.19 and 74,232.81 is: 111,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,896.02 : 139,211.19 = 74,232.81 : x
  2. Step 2: Convert to fraction form
    92,896.02/139,211.19 = 74,232.81/x
  3. Step 3: Cross multiply
    92,896.02x = 139,211.19 × 74,232.81
  4. Step 4: Simplify right side
    92,896.02x = 10,334,037,817.14
  5. Step 5: Solve for x
    x = 10,334,037,817.14/92,896.02
  6. Step 6: Final answer
    x = 111,243.06

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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.