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Finding the Fourth Proportional to 158,940.48, 238,407.48 and 64,168.14

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Solution

The fourth proportional to 158,940.48, 238,407.48 and 64,168.14 is: 96,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,940.48 : 238,407.48 = 64,168.14 : x
  2. Step 2: Convert to fraction form
    158,940.48/238,407.48 = 64,168.14/x
  3. Step 3: Cross multiply
    158,940.48x = 238,407.48 × 64,168.14
  4. Step 4: Simplify right side
    158,940.48x = 15,298,164,553.69
  5. Step 5: Solve for x
    x = 15,298,164,553.69/158,940.48
  6. Step 6: Final answer
    x = 96,250.90

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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.