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Finding the Fourth Proportional to 183,130.80, 274,696.20 and 116,864.70

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Solution

The fourth proportional to 183,130.80, 274,696.20 and 116,864.70 is: 175,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,130.80 : 274,696.20 = 116,864.70 : x
  2. Step 2: Convert to fraction form
    183,130.80/274,696.20 = 116,864.70/x
  3. Step 3: Cross multiply
    183,130.80x = 274,696.20 × 116,864.70
  4. Step 4: Simplify right side
    183,130.80x = 32,102,289,004.14
  5. Step 5: Solve for x
    x = 32,102,289,004.14/183,130.80
  6. Step 6: Final answer
    x = 175,297.05

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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.