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Finding the Fourth Proportional to 183,073, 252,644.58 and 103,585

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Solution

The fourth proportional to 183,073, 252,644.58 and 103,585 is: 142,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,073 : 252,644.58 = 103,585 : x
  2. Step 2: Convert to fraction form
    183,073/252,644.58 = 103,585/x
  3. Step 3: Cross multiply
    183,073x = 252,644.58 × 103,585
  4. Step 4: Simplify right side
    183,073x = 26,170,188,819.30
  5. Step 5: Solve for x
    x = 26,170,188,819.30/183,073
  6. Step 6: Final answer
    x = 142,949.47

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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.