Home / 57,361.07-79,158.65-31,867.13

Finding the Fourth Proportional to 57,361.07, 79,158.65 and 31,867.13

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Solution

The fourth proportional to 57,361.07, 79,158.65 and 31,867.13 is: 43,976.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,361.07 : 79,158.65 = 31,867.13 : x
  2. Step 2: Convert to fraction form
    57,361.07/79,158.65 = 31,867.13/x
  3. Step 3: Cross multiply
    57,361.07x = 79,158.65 × 31,867.13
  4. Step 4: Simplify right side
    57,361.07x = 2,522,558,435.05
  5. Step 5: Solve for x
    x = 2,522,558,435.05/57,361.07
  6. Step 6: Final answer
    x = 43,976.84

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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.