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Finding the Fourth Proportional to 183,142.08, 274,815.18 and 98,900.46

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Solution

The fourth proportional to 183,142.08, 274,815.18 and 98,900.46 is: 148,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,142.08 : 274,815.18 = 98,900.46 : x
  2. Step 2: Convert to fraction form
    183,142.08/274,815.18 = 98,900.46/x
  3. Step 3: Cross multiply
    183,142.08x = 274,815.18 × 98,900.46
  4. Step 4: Simplify right side
    183,142.08x = 27,179,347,716.98
  5. Step 5: Solve for x
    x = 27,179,347,716.98/183,142.08
  6. Step 6: Final answer
    x = 148,405.80

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1.5x scale

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.