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Finding the Fourth Proportional to 255,258.36, 382,650.88 and 113,027.88

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Solution

The fourth proportional to 255,258.36, 382,650.88 and 113,027.88 is: 169,437.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,258.36 : 382,650.88 = 113,027.88 : x
  2. Step 2: Convert to fraction form
    255,258.36/382,650.88 = 113,027.88/x
  3. Step 3: Cross multiply
    255,258.36x = 382,650.88 × 113,027.88
  4. Step 4: Simplify right side
    255,258.36x = 43,250,217,746.53
  5. Step 5: Solve for x
    x = 43,250,217,746.53/255,258.36
  6. Step 6: Final answer
    x = 169,437.03

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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.