Home / 68,048.26-93,911.86-40,825.37

Finding the Fourth Proportional to 68,048.26, 93,911.86 and 40,825.37

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Solution

The fourth proportional to 68,048.26, 93,911.86 and 40,825.37 is: 56,342.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,048.26 : 93,911.86 = 40,825.37 : x
  2. Step 2: Convert to fraction form
    68,048.26/93,911.86 = 40,825.37/x
  3. Step 3: Cross multiply
    68,048.26x = 93,911.86 × 40,825.37
  4. Step 4: Simplify right side
    68,048.26x = 3,833,986,431.89
  5. Step 5: Solve for x
    x = 3,833,986,431.89/68,048.26
  6. Step 6: Final answer
    x = 56,342.17

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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.