Home / 154,425.40-231,638.10-152,092.60

Finding the Fourth Proportional to 154,425.40, 231,638.10 and 152,092.60

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Solution

The fourth proportional to 154,425.40, 231,638.10 and 152,092.60 is: 228,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,425.40 : 231,638.10 = 152,092.60 : x
  2. Step 2: Convert to fraction form
    154,425.40/231,638.10 = 152,092.60/x
  3. Step 3: Cross multiply
    154,425.40x = 231,638.10 × 152,092.60
  4. Step 4: Simplify right side
    154,425.40x = 35,230,440,888.06
  5. Step 5: Solve for x
    x = 35,230,440,888.06/154,425.40
  6. Step 6: Final answer
    x = 228,138.90

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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.