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Finding the Fourth Proportional to 237,917.40, 357,167.70 and 236,167.80

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Solution

The fourth proportional to 237,917.40, 357,167.70 and 236,167.80 is: 354,541.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,917.40 : 357,167.70 = 236,167.80 : x
  2. Step 2: Convert to fraction form
    237,917.40/357,167.70 = 236,167.80/x
  3. Step 3: Cross multiply
    237,917.40x = 357,167.70 × 236,167.80
  4. Step 4: Simplify right side
    237,917.40x = 84,351,509,940.06
  5. Step 5: Solve for x
    x = 84,351,509,940.06/237,917.40
  6. Step 6: Final answer
    x = 354,541.16

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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.