Home / 82,334.26-113,619.67-54,038.13

Finding the Fourth Proportional to 82,334.26, 113,619.67 and 54,038.13

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Solution

The fourth proportional to 82,334.26, 113,619.67 and 54,038.13 is: 74,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,334.26 : 113,619.67 = 54,038.13 : x
  2. Step 2: Convert to fraction form
    82,334.26/113,619.67 = 54,038.13/x
  3. Step 3: Cross multiply
    82,334.26x = 113,619.67 × 54,038.13
  4. Step 4: Simplify right side
    82,334.26x = 6,139,794,498.02
  5. Step 5: Solve for x
    x = 6,139,794,498.02/82,334.26
  6. Step 6: Final answer
    x = 74,571.56

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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.