Home / 82,561.40-113,928.42-48,571.24

Finding the Fourth Proportional to 82,561.40, 113,928.42 and 48,571.24

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Solution

The fourth proportional to 82,561.40, 113,928.42 and 48,571.24 is: 67,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,561.40 : 113,928.42 = 48,571.24 : x
  2. Step 2: Convert to fraction form
    82,561.40/113,928.42 = 48,571.24/x
  3. Step 3: Cross multiply
    82,561.40x = 113,928.42 × 48,571.24
  4. Step 4: Simplify right side
    82,561.40x = 5,533,644,630.64
  5. Step 5: Solve for x
    x = 5,533,644,630.64/82,561.40
  6. Step 6: Final answer
    x = 67,024.60

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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.