Home / 134,972.29-202,581.74-68,458.33

Finding the Fourth Proportional to 134,972.29, 202,581.74 and 68,458.33

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Solution

The fourth proportional to 134,972.29, 202,581.74 and 68,458.33 is: 102,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,972.29 : 202,581.74 = 68,458.33 : x
  2. Step 2: Convert to fraction form
    134,972.29/202,581.74 = 68,458.33/x
  3. Step 3: Cross multiply
    134,972.29x = 202,581.74 × 68,458.33
  4. Step 4: Simplify right side
    134,972.29x = 13,868,407,608.89
  5. Step 5: Solve for x
    x = 13,868,407,608.89/134,972.29
  6. Step 6: Final answer
    x = 102,750.04

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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.