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Finding the Fourth Proportional to 248,908.16, 373,360.62 and 149,096.72

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Solution

The fourth proportional to 248,908.16, 373,360.62 and 149,096.72 is: 223,644.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,908.16 : 373,360.62 = 149,096.72 : x
  2. Step 2: Convert to fraction form
    248,908.16/373,360.62 = 149,096.72/x
  3. Step 3: Cross multiply
    248,908.16x = 373,360.62 × 149,096.72
  4. Step 4: Simplify right side
    248,908.16x = 55,666,843,819.17
  5. Step 5: Solve for x
    x = 55,666,843,819.17/248,908.16
  6. Step 6: Final answer
    x = 223,644.11

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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.