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Finding the Fourth Proportional to 201,446.70, 301,805.55 and 159,602.10

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Solution

The fourth proportional to 201,446.70, 301,805.55 and 159,602.10 is: 239,114.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,446.70 : 301,805.55 = 159,602.10 : x
  2. Step 2: Convert to fraction form
    201,446.70/301,805.55 = 159,602.10/x
  3. Step 3: Cross multiply
    201,446.70x = 301,805.55 × 159,602.10
  4. Step 4: Simplify right side
    201,446.70x = 48,168,799,571.66
  5. Step 5: Solve for x
    x = 48,168,799,571.66/201,446.70
  6. Step 6: Final answer
    x = 239,114.36

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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.