Home / 146,554.79-219,858.50-51,839.87

Finding the Fourth Proportional to 146,554.79, 219,858.50 and 51,839.87

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Solution

The fourth proportional to 146,554.79, 219,858.50 and 51,839.87 is: 77,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,554.79 : 219,858.50 = 51,839.87 : x
  2. Step 2: Convert to fraction form
    146,554.79/219,858.50 = 51,839.87/x
  3. Step 3: Cross multiply
    146,554.79x = 219,858.50 × 51,839.87
  4. Step 4: Simplify right side
    146,554.79x = 11,397,435,088.70
  5. Step 5: Solve for x
    x = 11,397,435,088.70/146,554.79
  6. Step 6: Final answer
    x = 77,769.11

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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.