Home / 82,245.12-113,503.51-46,422.06

Finding the Fourth Proportional to 82,245.12, 113,503.51 and 46,422.06

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Solution

The fourth proportional to 82,245.12, 113,503.51 and 46,422.06 is: 64,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,245.12 : 113,503.51 = 46,422.06 : x
  2. Step 2: Convert to fraction form
    82,245.12/113,503.51 = 46,422.06/x
  3. Step 3: Cross multiply
    82,245.12x = 113,503.51 × 46,422.06
  4. Step 4: Simplify right side
    82,245.12x = 5,269,066,751.43
  5. Step 5: Solve for x
    x = 5,269,066,751.43/82,245.12
  6. Step 6: Final answer
    x = 64,065.40

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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.