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Finding the Fourth Proportional to 265,106.48, 397,659.72 and 96,639.44

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Solution

The fourth proportional to 265,106.48, 397,659.72 and 96,639.44 is: 144,959.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,106.48 : 397,659.72 = 96,639.44 : x
  2. Step 2: Convert to fraction form
    265,106.48/397,659.72 = 96,639.44/x
  3. Step 3: Cross multiply
    265,106.48x = 397,659.72 × 96,639.44
  4. Step 4: Simplify right side
    265,106.48x = 38,429,612,651.36
  5. Step 5: Solve for x
    x = 38,429,612,651.36/265,106.48
  6. Step 6: Final answer
    x = 144,959.16

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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.