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Finding the Fourth Proportional to 222,980.88, 334,541.16 and 73,222.32

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Solution

The fourth proportional to 222,980.88, 334,541.16 and 73,222.32 is: 109,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,980.88 : 334,541.16 = 73,222.32 : x
  2. Step 2: Convert to fraction form
    222,980.88/334,541.16 = 73,222.32/x
  3. Step 3: Cross multiply
    222,980.88x = 334,541.16 × 73,222.32
  4. Step 4: Simplify right side
    222,980.88x = 24,495,879,870.69
  5. Step 5: Solve for x
    x = 24,495,879,870.69/222,980.88
  6. Step 6: Final answer
    x = 109,856.41

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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.