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Finding the Fourth Proportional to 62,368.64, 93,403.84 and 34,245.44

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Solution

The fourth proportional to 62,368.64, 93,403.84 and 34,245.44 is: 51,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,368.64 : 93,403.84 = 34,245.44 : x
  2. Step 2: Convert to fraction form
    62,368.64/93,403.84 = 34,245.44/x
  3. Step 3: Cross multiply
    62,368.64x = 93,403.84 × 34,245.44
  4. Step 4: Simplify right side
    62,368.64x = 3,198,655,598.49
  5. Step 5: Solve for x
    x = 3,198,655,598.49/62,368.64
  6. Step 6: Final answer
    x = 51,286.28

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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.