Home / 146,516.38-219,783.08-56,559.60

Finding the Fourth Proportional to 146,516.38, 219,783.08 and 56,559.60

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Solution

The fourth proportional to 146,516.38, 219,783.08 and 56,559.60 is: 84,842.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,516.38 : 219,783.08 = 56,559.60 : x
  2. Step 2: Convert to fraction form
    146,516.38/219,783.08 = 56,559.60/x
  3. Step 3: Cross multiply
    146,516.38x = 219,783.08 × 56,559.60
  4. Step 4: Simplify right side
    146,516.38x = 12,430,843,091.57
  5. Step 5: Solve for x
    x = 12,430,843,091.57/146,516.38
  6. Step 6: Final answer
    x = 84,842.69

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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.