Home / 79,721.58-110,016.09-43,911.52

Finding the Fourth Proportional to 79,721.58, 110,016.09 and 43,911.52

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Solution

The fourth proportional to 79,721.58, 110,016.09 and 43,911.52 is: 60,598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,721.58 : 110,016.09 = 43,911.52 : x
  2. Step 2: Convert to fraction form
    79,721.58/110,016.09 = 43,911.52/x
  3. Step 3: Cross multiply
    79,721.58x = 110,016.09 × 43,911.52
  4. Step 4: Simplify right side
    79,721.58x = 4,830,973,461.32
  5. Step 5: Solve for x
    x = 4,830,973,461.32/79,721.58
  6. Step 6: Final answer
    x = 60,598.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.