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Finding the Fourth Proportional to 248,888.16, 373,330.62 and 149,076.72

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Solution

The fourth proportional to 248,888.16, 373,330.62 and 149,076.72 is: 223,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,888.16 : 373,330.62 = 149,076.72 : x
  2. Step 2: Convert to fraction form
    248,888.16/373,330.62 = 149,076.72/x
  3. Step 3: Cross multiply
    248,888.16x = 373,330.62 × 149,076.72
  4. Step 4: Simplify right side
    248,888.16x = 55,654,904,305.17
  5. Step 5: Solve for x
    x = 55,654,904,305.17/248,888.16
  6. Step 6: Final answer
    x = 223,614.11

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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.