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Finding the Fourth Proportional to 238,659.74, 329,362.27 and 148,044.89

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Solution

The fourth proportional to 238,659.74, 329,362.27 and 148,044.89 is: 204,309.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,659.74 : 329,362.27 = 148,044.89 : x
  2. Step 2: Convert to fraction form
    238,659.74/329,362.27 = 148,044.89/x
  3. Step 3: Cross multiply
    238,659.74x = 329,362.27 × 148,044.89
  4. Step 4: Simplify right side
    238,659.74x = 48,760,401,445.24
  5. Step 5: Solve for x
    x = 48,760,401,445.24/238,659.74
  6. Step 6: Final answer
    x = 204,309.29

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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.