Home / 154,946.15-232,364.55-55,109.60

Finding the Fourth Proportional to 154,946.15, 232,364.55 and 55,109.60

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Solution

The fourth proportional to 154,946.15, 232,364.55 and 55,109.60 is: 82,644.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,946.15 : 232,364.55 = 55,109.60 : x
  2. Step 2: Convert to fraction form
    154,946.15/232,364.55 = 55,109.60/x
  3. Step 3: Cross multiply
    154,946.15x = 232,364.55 × 55,109.60
  4. Step 4: Simplify right side
    154,946.15x = 12,805,517,404.68
  5. Step 5: Solve for x
    x = 12,805,517,404.68/154,946.15
  6. Step 6: Final answer
    x = 82,644.95

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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.