Home / 181,208.40-271,812.60-114,286.20

Finding the Fourth Proportional to 181,208.40, 271,812.60 and 114,286.20

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Solution

The fourth proportional to 181,208.40, 271,812.60 and 114,286.20 is: 171,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,208.40 : 271,812.60 = 114,286.20 : x
  2. Step 2: Convert to fraction form
    181,208.40/271,812.60 = 114,286.20/x
  3. Step 3: Cross multiply
    181,208.40x = 271,812.60 × 114,286.20
  4. Step 4: Simplify right side
    181,208.40x = 31,064,429,166.12
  5. Step 5: Solve for x
    x = 31,064,429,166.12/181,208.40
  6. Step 6: Final answer
    x = 171,429.30

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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.