Home / 146,091.60-219,235.79-57,334.64

Finding the Fourth Proportional to 146,091.60, 219,235.79 and 57,334.64

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Solution

The fourth proportional to 146,091.60, 219,235.79 and 57,334.64 is: 86,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,091.60 : 219,235.79 = 57,334.64 : x
  2. Step 2: Convert to fraction form
    146,091.60/219,235.79 = 57,334.64/x
  3. Step 3: Cross multiply
    146,091.60x = 219,235.79 × 57,334.64
  4. Step 4: Simplify right side
    146,091.60x = 12,569,804,141.92
  5. Step 5: Solve for x
    x = 12,569,804,141.92/146,091.60
  6. Step 6: Final answer
    x = 86,040.57

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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.