Home / 79,331.04-118,884.67-43,808.33

Finding the Fourth Proportional to 79,331.04, 118,884.67 and 43,808.33

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Solution

The fourth proportional to 79,331.04, 118,884.67 and 43,808.33 is: 65,650.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,331.04 : 118,884.67 = 43,808.33 : x
  2. Step 2: Convert to fraction form
    79,331.04/118,884.67 = 43,808.33/x
  3. Step 3: Cross multiply
    79,331.04x = 118,884.67 × 43,808.33
  4. Step 4: Simplify right side
    79,331.04x = 5,208,139,042.99
  5. Step 5: Solve for x
    x = 5,208,139,042.99/79,331.04
  6. Step 6: Final answer
    x = 65,650.71

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1.5x scale

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.