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Finding the Fourth Proportional to 163,678.60, 245,361.66 and 93,422.44

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Solution

The fourth proportional to 163,678.60, 245,361.66 and 93,422.44 is: 140,044.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,678.60 : 245,361.66 = 93,422.44 : x
  2. Step 2: Convert to fraction form
    163,678.60/245,361.66 = 93,422.44/x
  3. Step 3: Cross multiply
    163,678.60x = 245,361.66 × 93,422.44
  4. Step 4: Simplify right side
    163,678.60x = 22,922,284,959.65
  5. Step 5: Solve for x
    x = 22,922,284,959.65/163,678.60
  6. Step 6: Final answer
    x = 140,044.48

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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.