Home / 183,308.28-252,965.09-102,735.78

Finding the Fourth Proportional to 183,308.28, 252,965.09 and 102,735.78

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Solution

The fourth proportional to 183,308.28, 252,965.09 and 102,735.78 is: 141,775.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,308.28 : 252,965.09 = 102,735.78 : x
  2. Step 2: Convert to fraction form
    183,308.28/252,965.09 = 102,735.78/x
  3. Step 3: Cross multiply
    183,308.28x = 252,965.09 × 102,735.78
  4. Step 4: Simplify right side
    183,308.28x = 25,988,565,775.92
  5. Step 5: Solve for x
    x = 25,988,565,775.92/183,308.28
  6. Step 6: Final answer
    x = 141,775.19

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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.