Home / 83,571.75-115,329.02-45,846.81

Finding the Fourth Proportional to 83,571.75, 115,329.02 and 45,846.81

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Solution

The fourth proportional to 83,571.75, 115,329.02 and 45,846.81 is: 63,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,571.75 : 115,329.02 = 45,846.81 : x
  2. Step 2: Convert to fraction form
    83,571.75/115,329.02 = 45,846.81/x
  3. Step 3: Cross multiply
    83,571.75x = 115,329.02 × 45,846.81
  4. Step 4: Simplify right side
    83,571.75x = 5,287,467,438.19
  5. Step 5: Solve for x
    x = 5,287,467,438.19/83,571.75
  6. Step 6: Final answer
    x = 63,268.60

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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.