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Finding the Fourth Proportional to 164,512.30, 246,877.80 and 93,434.80

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Solution

The fourth proportional to 164,512.30, 246,877.80 and 93,434.80 is: 140,214.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,512.30 : 246,877.80 = 93,434.80 : x
  2. Step 2: Convert to fraction form
    164,512.30/246,877.80 = 93,434.80/x
  3. Step 3: Cross multiply
    164,512.30x = 246,877.80 × 93,434.80
  4. Step 4: Simplify right side
    164,512.30x = 23,066,977,867.44
  5. Step 5: Solve for x
    x = 23,066,977,867.44/164,512.30
  6. Step 6: Final answer
    x = 140,214.31

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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.