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Finding the Fourth Proportional to 183,619.87, 275,398.14 and 48,684.89

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Solution

The fourth proportional to 183,619.87, 275,398.14 and 48,684.89 is: 73,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,619.87 : 275,398.14 = 48,684.89 : x
  2. Step 2: Convert to fraction form
    183,619.87/275,398.14 = 48,684.89/x
  3. Step 3: Cross multiply
    183,619.87x = 275,398.14 × 48,684.89
  4. Step 4: Simplify right side
    183,619.87x = 13,407,728,152.10
  5. Step 5: Solve for x
    x = 13,407,728,152.10/183,619.87
  6. Step 6: Final answer
    x = 73,018.94

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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.