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Finding the Fourth Proportional to 265,094.72, 365,840.24 and 151,939.04

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Solution

The fourth proportional to 265,094.72, 365,840.24 and 151,939.04 is: 209,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,094.72 : 365,840.24 = 151,939.04 : x
  2. Step 2: Convert to fraction form
    265,094.72/365,840.24 = 151,939.04/x
  3. Step 3: Cross multiply
    265,094.72x = 365,840.24 × 151,939.04
  4. Step 4: Simplify right side
    265,094.72x = 55,585,414,858.97
  5. Step 5: Solve for x
    x = 55,585,414,858.97/265,094.72
  6. Step 6: Final answer
    x = 209,681.34

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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.