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Finding the Fourth Proportional to 92,955.44, 139,371.52 and 33,784.08

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Solution

The fourth proportional to 92,955.44, 139,371.52 and 33,784.08 is: 50,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,955.44 : 139,371.52 = 33,784.08 : x
  2. Step 2: Convert to fraction form
    92,955.44/139,371.52 = 33,784.08/x
  3. Step 3: Cross multiply
    92,955.44x = 139,371.52 × 33,784.08
  4. Step 4: Simplify right side
    92,955.44x = 4,708,538,581.40
  5. Step 5: Solve for x
    x = 4,708,538,581.40/92,955.44
  6. Step 6: Final answer
    x = 50,653.72

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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.