Home / 97,093.44-145,640.10-55,511.28

Finding the Fourth Proportional to 97,093.44, 145,640.10 and 55,511.28

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Solution

The fourth proportional to 97,093.44, 145,640.10 and 55,511.28 is: 83,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,093.44 : 145,640.10 = 55,511.28 : x
  2. Step 2: Convert to fraction form
    97,093.44/145,640.10 = 55,511.28/x
  3. Step 3: Cross multiply
    97,093.44x = 145,640.10 × 55,511.28
  4. Step 4: Simplify right side
    97,093.44x = 8,084,668,370.33
  5. Step 5: Solve for x
    x = 8,084,668,370.33/97,093.44
  6. Step 6: Final answer
    x = 83,266.89

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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.