Home / 85,078.24-117,408.86-46,841.64

Finding the Fourth Proportional to 85,078.24, 117,408.86 and 46,841.64

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Solution

The fourth proportional to 85,078.24, 117,408.86 and 46,841.64 is: 64,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,078.24 : 117,408.86 = 46,841.64 : x
  2. Step 2: Convert to fraction form
    85,078.24/117,408.86 = 46,841.64/x
  3. Step 3: Cross multiply
    85,078.24x = 117,408.86 × 46,841.64
  4. Step 4: Simplify right side
    85,078.24x = 5,499,623,552.93
  5. Step 5: Solve for x
    x = 5,499,623,552.93/85,078.24
  6. Step 6: Final answer
    x = 64,641.95

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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.