Home / 82,218.15-113,455.71-46,403.28

Finding the Fourth Proportional to 82,218.15, 113,455.71 and 46,403.28

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Solution

The fourth proportional to 82,218.15, 113,455.71 and 46,403.28 is: 64,033.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,218.15 : 113,455.71 = 46,403.28 : x
  2. Step 2: Convert to fraction form
    82,218.15/113,455.71 = 46,403.28/x
  3. Step 3: Cross multiply
    82,218.15x = 113,455.71 × 46,403.28
  4. Step 4: Simplify right side
    82,218.15x = 5,264,717,078.73
  5. Step 5: Solve for x
    x = 5,264,717,078.73/82,218.15
  6. Step 6: Final answer
    x = 64,033.51

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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.