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Finding the Fourth Proportional to 229,577.64, 343,724.94 and 124,018.44

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Solution

The fourth proportional to 229,577.64, 343,724.94 and 124,018.44 is: 185,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,577.64 : 343,724.94 = 124,018.44 : x
  2. Step 2: Convert to fraction form
    229,577.64/343,724.94 = 124,018.44/x
  3. Step 3: Cross multiply
    229,577.64x = 343,724.94 × 124,018.44
  4. Step 4: Simplify right side
    229,577.64x = 42,628,230,847.89
  5. Step 5: Solve for x
    x = 42,628,230,847.89/229,577.64
  6. Step 6: Final answer
    x = 185,681.11

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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.