Home / 154,989.20-232,426.20-61,475.60

Finding the Fourth Proportional to 154,989.20, 232,426.20 and 61,475.60

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Solution

The fourth proportional to 154,989.20, 232,426.20 and 61,475.60 is: 92,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,989.20 : 232,426.20 = 61,475.60 : x
  2. Step 2: Convert to fraction form
    154,989.20/232,426.20 = 61,475.60/x
  3. Step 3: Cross multiply
    154,989.20x = 232,426.20 × 61,475.60
  4. Step 4: Simplify right side
    154,989.20x = 14,288,540,100.72
  5. Step 5: Solve for x
    x = 14,288,540,100.72/154,989.20
  6. Step 6: Final answer
    x = 92,190.55

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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.