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Finding the Fourth Proportional to 237,099.72, 355,710.34 and 201,190.40

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Solution

The fourth proportional to 237,099.72, 355,710.34 and 201,190.40 is: 301,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,099.72 : 355,710.34 = 201,190.40 : x
  2. Step 2: Convert to fraction form
    237,099.72/355,710.34 = 201,190.40/x
  3. Step 3: Cross multiply
    237,099.72x = 355,710.34 × 201,190.40
  4. Step 4: Simplify right side
    237,099.72x = 71,565,505,588.74
  5. Step 5: Solve for x
    x = 71,565,505,588.74/237,099.72
  6. Step 6: Final answer
    x = 301,837.16

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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.