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Finding the Fourth Proportional to 236,768.94, 326,751.07 and 136,167.02

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Solution

The fourth proportional to 236,768.94, 326,751.07 and 136,167.02 is: 187,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,768.94 : 326,751.07 = 136,167.02 : x
  2. Step 2: Convert to fraction form
    236,768.94/326,751.07 = 136,167.02/x
  3. Step 3: Cross multiply
    236,768.94x = 326,751.07 × 136,167.02
  4. Step 4: Simplify right side
    236,768.94x = 44,492,719,483.71
  5. Step 5: Solve for x
    x = 44,492,719,483.71/236,768.94
  6. Step 6: Final answer
    x = 187,916.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.