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Finding the Fourth Proportional to 201,602.38, 302,234.07 and 134,838.73

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Solution

The fourth proportional to 201,602.38, 302,234.07 and 134,838.73 is: 202,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,602.38 : 302,234.07 = 134,838.73 : x
  2. Step 2: Convert to fraction form
    201,602.38/302,234.07 = 134,838.73/x
  3. Step 3: Cross multiply
    201,602.38x = 302,234.07 × 134,838.73
  4. Step 4: Simplify right side
    201,602.38x = 40,752,859,515.77
  5. Step 5: Solve for x
    x = 40,752,859,515.77/201,602.38
  6. Step 6: Final answer
    x = 202,144.74

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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.