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Finding the Fourth Proportional to 201,040.61, 301,472.34 and 94,454.86

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Solution

The fourth proportional to 201,040.61, 301,472.34 and 94,454.86 is: 141,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,040.61 : 301,472.34 = 94,454.86 : x
  2. Step 2: Convert to fraction form
    201,040.61/301,472.34 = 94,454.86/x
  3. Step 3: Cross multiply
    201,040.61x = 301,472.34 × 94,454.86
  4. Step 4: Simplify right side
    201,040.61x = 28,475,526,914.89
  5. Step 5: Solve for x
    x = 28,475,526,914.89/201,040.61
  6. Step 6: Final answer
    x = 141,640.67

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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.