Home / 92,958.13-139,283.97-53,548.39

Finding the Fourth Proportional to 92,958.13, 139,283.97 and 53,548.39

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Solution

The fourth proportional to 92,958.13, 139,283.97 and 53,548.39 is: 80,234.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,958.13 : 139,283.97 = 53,548.39 : x
  2. Step 2: Convert to fraction form
    92,958.13/139,283.97 = 53,548.39/x
  3. Step 3: Cross multiply
    92,958.13x = 139,283.97 × 53,548.39
  4. Step 4: Simplify right side
    92,958.13x = 7,458,432,346.31
  5. Step 5: Solve for x
    x = 7,458,432,346.31/92,958.13
  6. Step 6: Final answer
    x = 80,234.32

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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.