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Finding the Fourth Proportional to 201,252.10, 301,914.60 and 101,160.40

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Solution

The fourth proportional to 201,252.10, 301,914.60 and 101,160.40 is: 151,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,252.10 : 301,914.60 = 101,160.40 : x
  2. Step 2: Convert to fraction form
    201,252.10/301,914.60 = 101,160.40/x
  3. Step 3: Cross multiply
    201,252.10x = 301,914.60 × 101,160.40
  4. Step 4: Simplify right side
    201,252.10x = 30,541,801,701.84
  5. Step 5: Solve for x
    x = 30,541,801,701.84/201,252.10
  6. Step 6: Final answer
    x = 151,758.92

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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.