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Finding the Fourth Proportional to 361,768.44, 542,678.64 and 95,526.28

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Solution

The fourth proportional to 361,768.44, 542,678.64 and 95,526.28 is: 143,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,768.44 : 542,678.64 = 95,526.28 : x
  2. Step 2: Convert to fraction form
    361,768.44/542,678.64 = 95,526.28/x
  3. Step 3: Cross multiply
    361,768.44x = 542,678.64 × 95,526.28
  4. Step 4: Simplify right side
    361,768.44x = 51,840,071,714.66
  5. Step 5: Solve for x
    x = 51,840,071,714.66/361,768.44
  6. Step 6: Final answer
    x = 143,296.28

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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.