Home / 118,686.09-177,971.72-43,841.48

Finding the Fourth Proportional to 118,686.09, 177,971.72 and 43,841.48

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Solution

The fourth proportional to 118,686.09, 177,971.72 and 43,841.48 is: 65,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,686.09 : 177,971.72 = 43,841.48 : x
  2. Step 2: Convert to fraction form
    118,686.09/177,971.72 = 43,841.48/x
  3. Step 3: Cross multiply
    118,686.09x = 177,971.72 × 43,841.48
  4. Step 4: Simplify right side
    118,686.09x = 7,802,542,493.88
  5. Step 5: Solve for x
    x = 7,802,542,493.88/118,686.09
  6. Step 6: Final answer
    x = 65,741.00

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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.