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Finding the Fourth Proportional to 113,354.64, 169,682.04 and 73,826.64

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Solution

The fourth proportional to 113,354.64, 169,682.04 and 73,826.64 is: 110,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,354.64 : 169,682.04 = 73,826.64 : x
  2. Step 2: Convert to fraction form
    113,354.64/169,682.04 = 73,826.64/x
  3. Step 3: Cross multiply
    113,354.64x = 169,682.04 × 73,826.64
  4. Step 4: Simplify right side
    113,354.64x = 12,527,054,881.55
  5. Step 5: Solve for x
    x = 12,527,054,881.55/113,354.64
  6. Step 6: Final answer
    x = 110,512.06

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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.