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Finding the Fourth Proportional to 201,308.30, 301,616.85 and 95,900.30

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Solution

The fourth proportional to 201,308.30, 301,616.85 and 95,900.30 is: 143,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,308.30 : 301,616.85 = 95,900.30 : x
  2. Step 2: Convert to fraction form
    201,308.30/301,616.85 = 95,900.30/x
  3. Step 3: Cross multiply
    201,308.30x = 301,616.85 × 95,900.30
  4. Step 4: Simplify right side
    201,308.30x = 28,925,146,400.06
  5. Step 5: Solve for x
    x = 28,925,146,400.06/201,308.30
  6. Step 6: Final answer
    x = 143,685.81

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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.