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Finding the Fourth Proportional to 201,273.40, 301,910.10 and 154,617.40

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Solution

The fourth proportional to 201,273.40, 301,910.10 and 154,617.40 is: 231,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,273.40 : 301,910.10 = 154,617.40 : x
  2. Step 2: Convert to fraction form
    201,273.40/301,910.10 = 154,617.40/x
  3. Step 3: Cross multiply
    201,273.40x = 301,910.10 × 154,617.40
  4. Step 4: Simplify right side
    201,273.40x = 46,680,554,695.74
  5. Step 5: Solve for x
    x = 46,680,554,695.74/201,273.40
  6. Step 6: Final answer
    x = 231,926.10

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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.