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Finding the Fourth Proportional to 172,952.42, 238,673.39 and 96,472.22

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Solution

The fourth proportional to 172,952.42, 238,673.39 and 96,472.22 is: 133,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,952.42 : 238,673.39 = 96,472.22 : x
  2. Step 2: Convert to fraction form
    172,952.42/238,673.39 = 96,472.22/x
  3. Step 3: Cross multiply
    172,952.42x = 238,673.39 × 96,472.22
  4. Step 4: Simplify right side
    172,952.42x = 23,025,350,112.50
  5. Step 5: Solve for x
    x = 23,025,350,112.50/172,952.42
  6. Step 6: Final answer
    x = 133,131.13

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1.5x scale

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.