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Finding the Fourth Proportional to 173,012.48, 238,766.64 and 96,548.48

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Solution

The fourth proportional to 173,012.48, 238,766.64 and 96,548.48 is: 133,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,012.48 : 238,766.64 = 96,548.48 : x
  2. Step 2: Convert to fraction form
    173,012.48/238,766.64 = 96,548.48/x
  3. Step 3: Cross multiply
    173,012.48x = 238,766.64 × 96,548.48
  4. Step 4: Simplify right side
    173,012.48x = 23,052,556,166.71
  5. Step 5: Solve for x
    x = 23,052,556,166.71/173,012.48
  6. Step 6: Final answer
    x = 133,242.16

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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.