Home / 75,517.12-104,187.67-46,826.45

Finding the Fourth Proportional to 75,517.12, 104,187.67 and 46,826.45

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Solution

The fourth proportional to 75,517.12, 104,187.67 and 46,826.45 is: 64,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,517.12 : 104,187.67 = 46,826.45 : x
  2. Step 2: Convert to fraction form
    75,517.12/104,187.67 = 46,826.45/x
  3. Step 3: Cross multiply
    75,517.12x = 104,187.67 × 46,826.45
  4. Step 4: Simplify right side
    75,517.12x = 4,878,738,081.87
  5. Step 5: Solve for x
    x = 4,878,738,081.87/75,517.12
  6. Step 6: Final answer
    x = 64,604.40

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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.