Home / 154,961.60-232,365.56-55,106.76

Finding the Fourth Proportional to 154,961.60, 232,365.56 and 55,106.76

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Solution

The fourth proportional to 154,961.60, 232,365.56 and 55,106.76 is: 82,632.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,961.60 : 232,365.56 = 55,106.76 : x
  2. Step 2: Convert to fraction form
    154,961.60/232,365.56 = 55,106.76/x
  3. Step 3: Cross multiply
    154,961.60x = 232,365.56 × 55,106.76
  4. Step 4: Simplify right side
    154,961.60x = 12,804,913,147.19
  5. Step 5: Solve for x
    x = 12,804,913,147.19/154,961.60
  6. Step 6: Final answer
    x = 82,632.81

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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.