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Finding the Fourth Proportional to 237,637.67, 355,917.94 and 166,877.28

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Solution

The fourth proportional to 237,637.67, 355,917.94 and 166,877.28 is: 249,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,637.67 : 355,917.94 = 166,877.28 : x
  2. Step 2: Convert to fraction form
    237,637.67/355,917.94 = 166,877.28/x
  3. Step 3: Cross multiply
    237,637.67x = 355,917.94 × 166,877.28
  4. Step 4: Simplify right side
    237,637.67x = 59,394,617,313.21
  5. Step 5: Solve for x
    x = 59,394,617,313.21/237,637.67
  6. Step 6: Final answer
    x = 249,937.72

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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.