Home / 82,164.39-113,386.87-44,438.64

Finding the Fourth Proportional to 82,164.39, 113,386.87 and 44,438.64

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Solution

The fourth proportional to 82,164.39, 113,386.87 and 44,438.64 is: 61,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,164.39 : 113,386.87 = 44,438.64 : x
  2. Step 2: Convert to fraction form
    82,164.39/113,386.87 = 44,438.64/x
  3. Step 3: Cross multiply
    82,164.39x = 113,386.87 × 44,438.64
  4. Step 4: Simplify right side
    82,164.39x = 5,038,758,185.56
  5. Step 5: Solve for x
    x = 5,038,758,185.56/82,164.39
  6. Step 6: Final answer
    x = 61,325.33

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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.