Home / 79,795.77-110,118.13-43,986.38

Finding the Fourth Proportional to 79,795.77, 110,118.13 and 43,986.38

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Solution

The fourth proportional to 79,795.77, 110,118.13 and 43,986.38 is: 60,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,795.77 : 110,118.13 = 43,986.38 : x
  2. Step 2: Convert to fraction form
    79,795.77/110,118.13 = 43,986.38/x
  3. Step 3: Cross multiply
    79,795.77x = 110,118.13 × 43,986.38
  4. Step 4: Simplify right side
    79,795.77x = 4,843,697,911.07
  5. Step 5: Solve for x
    x = 4,843,697,911.07/79,795.77
  6. Step 6: Final answer
    x = 60,701.19

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1.5x scale

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.