Home / 68,153.31-102,164.36-41,865.57

Finding the Fourth Proportional to 68,153.31, 102,164.36 and 41,865.57

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Solution

The fourth proportional to 68,153.31, 102,164.36 and 41,865.57 is: 62,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,153.31 : 102,164.36 = 41,865.57 : x
  2. Step 2: Convert to fraction form
    68,153.31/102,164.36 = 41,865.57/x
  3. Step 3: Cross multiply
    68,153.31x = 102,164.36 × 41,865.57
  4. Step 4: Simplify right side
    68,153.31x = 4,277,168,955.76
  5. Step 5: Solve for x
    x = 4,277,168,955.76/68,153.31
  6. Step 6: Final answer
    x = 62,758.05

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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.