Home / 146,013.60-219,020.40-52,526.64

Finding the Fourth Proportional to 146,013.60, 219,020.40 and 52,526.64

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Solution

The fourth proportional to 146,013.60, 219,020.40 and 52,526.64 is: 78,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,013.60 : 219,020.40 = 52,526.64 : x
  2. Step 2: Convert to fraction form
    146,013.60/219,020.40 = 52,526.64/x
  3. Step 3: Cross multiply
    146,013.60x = 219,020.40 × 52,526.64
  4. Step 4: Simplify right side
    146,013.60x = 11,504,405,703.46
  5. Step 5: Solve for x
    x = 11,504,405,703.46/146,013.60
  6. Step 6: Final answer
    x = 78,789.96

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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.