Home / 57,712.09-86,601.02-46,099.12

Finding the Fourth Proportional to 57,712.09, 86,601.02 and 46,099.12

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Solution

The fourth proportional to 57,712.09, 86,601.02 and 46,099.12 is: 69,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,712.09 : 86,601.02 = 46,099.12 : x
  2. Step 2: Convert to fraction form
    57,712.09/86,601.02 = 46,099.12/x
  3. Step 3: Cross multiply
    57,712.09x = 86,601.02 × 46,099.12
  4. Step 4: Simplify right side
    57,712.09x = 3,992,230,813.10
  5. Step 5: Solve for x
    x = 3,992,230,813.10/57,712.09
  6. Step 6: Final answer
    x = 69,174.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.