Home / 183,313.78-252,972.67-102,741.28

Finding the Fourth Proportional to 183,313.78, 252,972.67 and 102,741.28

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Solution

The fourth proportional to 183,313.78, 252,972.67 and 102,741.28 is: 141,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,313.78 : 252,972.67 = 102,741.28 : x
  2. Step 2: Convert to fraction form
    183,313.78/252,972.67 = 102,741.28/x
  3. Step 3: Cross multiply
    183,313.78x = 252,972.67 × 102,741.28
  4. Step 4: Simplify right side
    183,313.78x = 25,990,735,920.82
  5. Step 5: Solve for x
    x = 25,990,735,920.82/183,313.78
  6. Step 6: Final answer
    x = 141,782.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.