Home / 45,065.48-67,268.14-39,745.22

Finding the Fourth Proportional to 45,065.48, 67,268.14 and 39,745.22

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Solution

The fourth proportional to 45,065.48, 67,268.14 and 39,745.22 is: 59,326.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,065.48 : 67,268.14 = 39,745.22 : x
  2. Step 2: Convert to fraction form
    45,065.48/67,268.14 = 39,745.22/x
  3. Step 3: Cross multiply
    45,065.48x = 67,268.14 × 39,745.22
  4. Step 4: Simplify right side
    45,065.48x = 2,673,587,023.29
  5. Step 5: Solve for x
    x = 2,673,587,023.29/45,065.48
  6. Step 6: Final answer
    x = 59,326.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.