Home / 216,568.44-324,908.02-83,412.95

Finding the Fourth Proportional to 216,568.44, 324,908.02 and 83,412.95

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Solution

The fourth proportional to 216,568.44, 324,908.02 and 83,412.95 is: 125,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,568.44 : 324,908.02 = 83,412.95 : x
  2. Step 2: Convert to fraction form
    216,568.44/324,908.02 = 83,412.95/x
  3. Step 3: Cross multiply
    216,568.44x = 324,908.02 × 83,412.95
  4. Step 4: Simplify right side
    216,568.44x = 27,101,535,208.45
  5. Step 5: Solve for x
    x = 27,101,535,208.45/216,568.44
  6. Step 6: Final answer
    x = 125,140.74

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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.