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Finding the Fourth Proportional to 365,837.64, 548,777.88 and 141,199.26

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Solution

The fourth proportional to 365,837.64, 548,777.88 and 141,199.26 is: 211,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,837.64 : 548,777.88 = 141,199.26 : x
  2. Step 2: Convert to fraction form
    365,837.64/548,777.88 = 141,199.26/x
  3. Step 3: Cross multiply
    365,837.64x = 548,777.88 × 141,199.26
  4. Step 4: Simplify right side
    365,837.64x = 77,487,030,560.37
  5. Step 5: Solve for x
    x = 77,487,030,560.37/365,837.64
  6. Step 6: Final answer
    x = 211,807.16

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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.