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Finding the Fourth Proportional to 201,426.10, 301,774.65 and 96,012.70

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Solution

The fourth proportional to 201,426.10, 301,774.65 and 96,012.70 is: 143,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,426.10 : 301,774.65 = 96,012.70 : x
  2. Step 2: Convert to fraction form
    201,426.10/301,774.65 = 96,012.70/x
  3. Step 3: Cross multiply
    201,426.10x = 301,774.65 × 96,012.70
  4. Step 4: Simplify right side
    201,426.10x = 28,974,198,938.06
  5. Step 5: Solve for x
    x = 28,974,198,938.06/201,426.10
  6. Step 6: Final answer
    x = 143,845.31

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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.