Home / 82,163.95-113,386.26-44,438.20

Finding the Fourth Proportional to 82,163.95, 113,386.26 and 44,438.20

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Solution

The fourth proportional to 82,163.95, 113,386.26 and 44,438.20 is: 61,324.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,163.95 : 113,386.26 = 44,438.20 : x
  2. Step 2: Convert to fraction form
    82,163.95/113,386.26 = 44,438.20/x
  3. Step 3: Cross multiply
    82,163.95x = 113,386.26 × 44,438.20
  4. Step 4: Simplify right side
    82,163.95x = 5,038,681,820.11
  5. Step 5: Solve for x
    x = 5,038,681,820.11/82,163.95
  6. Step 6: Final answer
    x = 61,324.72

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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.