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Finding the Fourth Proportional to 164,512.59, 246,867.20 and 151,128.15

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Solution

The fourth proportional to 164,512.59, 246,867.20 and 151,128.15 is: 226,782.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,512.59 : 246,867.20 = 151,128.15 : x
  2. Step 2: Convert to fraction form
    164,512.59/246,867.20 = 151,128.15/x
  3. Step 3: Cross multiply
    164,512.59x = 246,867.20 × 151,128.15
  4. Step 4: Simplify right side
    164,512.59x = 37,308,584,226.67
  5. Step 5: Solve for x
    x = 37,308,584,226.67/164,512.59
  6. Step 6: Final answer
    x = 226,782.54

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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.