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Finding the Fourth Proportional to 172,673.47, 238,285.80 and 96,192.46

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Solution

The fourth proportional to 172,673.47, 238,285.80 and 96,192.46 is: 132,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,673.47 : 238,285.80 = 96,192.46 : x
  2. Step 2: Convert to fraction form
    172,673.47/238,285.80 = 96,192.46/x
  3. Step 3: Cross multiply
    172,673.47x = 238,285.80 × 96,192.46
  4. Step 4: Simplify right side
    172,673.47x = 22,921,297,582.93
  5. Step 5: Solve for x
    x = 22,921,297,582.93/172,673.47
  6. Step 6: Final answer
    x = 132,743.60

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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.