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Finding the Fourth Proportional to 201,285.90, 301,669.65 and 95,877.90

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Solution

The fourth proportional to 201,285.90, 301,669.65 and 95,877.90 is: 143,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,285.90 : 301,669.65 = 95,877.90 : x
  2. Step 2: Convert to fraction form
    201,285.90/301,669.65 = 95,877.90/x
  3. Step 3: Cross multiply
    201,285.90x = 301,669.65 × 95,877.90
  4. Step 4: Simplify right side
    201,285.90x = 28,923,452,535.74
  5. Step 5: Solve for x
    x = 28,923,452,535.74/201,285.90
  6. Step 6: Final answer
    x = 143,693.39

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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.