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Finding the Fourth Proportional to 154,668.40, 232,002.60 and 152,076.40

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Solution

The fourth proportional to 154,668.40, 232,002.60 and 152,076.40 is: 228,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,668.40 : 232,002.60 = 152,076.40 : x
  2. Step 2: Convert to fraction form
    154,668.40/232,002.60 = 152,076.40/x
  3. Step 3: Cross multiply
    154,668.40x = 232,002.60 × 152,076.40
  4. Step 4: Simplify right side
    154,668.40x = 35,282,120,198.64
  5. Step 5: Solve for x
    x = 35,282,120,198.64/154,668.40
  6. Step 6: Final answer
    x = 228,114.60

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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.