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Finding the Fourth Proportional to 92,948.44, 139,361.02 and 33,777.08

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Solution

The fourth proportional to 92,948.44, 139,361.02 and 33,777.08 is: 50,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,948.44 : 139,361.02 = 33,777.08 : x
  2. Step 2: Convert to fraction form
    92,948.44/139,361.02 = 33,777.08/x
  3. Step 3: Cross multiply
    92,948.44x = 139,361.02 × 33,777.08
  4. Step 4: Simplify right side
    92,948.44x = 4,707,208,321.42
  5. Step 5: Solve for x
    x = 4,707,208,321.42/92,948.44
  6. Step 6: Final answer
    x = 50,643.22

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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.