Home / 183,346.20-253,012.88-102,778.94

Finding the Fourth Proportional to 183,346.20, 253,012.88 and 102,778.94

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Solution

The fourth proportional to 183,346.20, 253,012.88 and 102,778.94 is: 141,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,346.20 : 253,012.88 = 102,778.94 : x
  2. Step 2: Convert to fraction form
    183,346.20/253,012.88 = 102,778.94/x
  3. Step 3: Cross multiply
    183,346.20x = 253,012.88 × 102,778.94
  4. Step 4: Simplify right side
    183,346.20x = 26,004,396,502.23
  5. Step 5: Solve for x
    x = 26,004,396,502.23/183,346.20
  6. Step 6: Final answer
    x = 141,832.21

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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.