Home / 84,338.69-126,409.62-46,880.85

Finding the Fourth Proportional to 84,338.69, 126,409.62 and 46,880.85

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Solution

The fourth proportional to 84,338.69, 126,409.62 and 46,880.85 is: 70,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,338.69 : 126,409.62 = 46,880.85 : x
  2. Step 2: Convert to fraction form
    84,338.69/126,409.62 = 46,880.85/x
  3. Step 3: Cross multiply
    84,338.69x = 126,409.62 × 46,880.85
  4. Step 4: Simplify right side
    84,338.69x = 5,926,190,433.78
  5. Step 5: Solve for x
    x = 5,926,190,433.78/84,338.69
  6. Step 6: Final answer
    x = 70,266.57

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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.