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Finding the Fourth Proportional to 201,758.90, 302,379.15 and 96,350.90

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Solution

The fourth proportional to 201,758.90, 302,379.15 and 96,350.90 is: 144,402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,758.90 : 302,379.15 = 96,350.90 : x
  2. Step 2: Convert to fraction form
    201,758.90/302,379.15 = 96,350.90/x
  3. Step 3: Cross multiply
    201,758.90x = 302,379.15 × 96,350.90
  4. Step 4: Simplify right side
    201,758.90x = 29,134,503,243.74
  5. Step 5: Solve for x
    x = 29,134,503,243.74/201,758.90
  6. Step 6: Final answer
    x = 144,402.57

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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.