Home / 92,093.40-137,918.16-52,530.57

Finding the Fourth Proportional to 92,093.40, 137,918.16 and 52,530.57

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Solution

The fourth proportional to 92,093.40, 137,918.16 and 52,530.57 is: 78,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,093.40 : 137,918.16 = 52,530.57 : x
  2. Step 2: Convert to fraction form
    92,093.40/137,918.16 = 52,530.57/x
  3. Step 3: Cross multiply
    92,093.40x = 137,918.16 × 52,530.57
  4. Step 4: Simplify right side
    92,093.40x = 7,244,919,558.15
  5. Step 5: Solve for x
    x = 7,244,919,558.15/92,093.40
  6. Step 6: Final answer
    x = 78,669.26

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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.