Home / 118,546.05-177,782.06-39,641.85

Finding the Fourth Proportional to 118,546.05, 177,782.06 and 39,641.85

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Solution

The fourth proportional to 118,546.05, 177,782.06 and 39,641.85 is: 59,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,546.05 : 177,782.06 = 39,641.85 : x
  2. Step 2: Convert to fraction form
    118,546.05/177,782.06 = 39,641.85/x
  3. Step 3: Cross multiply
    118,546.05x = 177,782.06 × 39,641.85
  4. Step 4: Simplify right side
    118,546.05x = 7,047,609,557.00
  5. Step 5: Solve for x
    x = 7,047,609,557.00/118,546.05
  6. Step 6: Final answer
    x = 59,450.40

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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.