Home / 85,761.45-118,350.86-46,999.10

Finding the Fourth Proportional to 85,761.45, 118,350.86 and 46,999.10

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Solution

The fourth proportional to 85,761.45, 118,350.86 and 46,999.10 is: 64,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,761.45 : 118,350.86 = 46,999.10 : x
  2. Step 2: Convert to fraction form
    85,761.45/118,350.86 = 46,999.10/x
  3. Step 3: Cross multiply
    85,761.45x = 118,350.86 × 46,999.10
  4. Step 4: Simplify right side
    85,761.45x = 5,562,383,965.11
  5. Step 5: Solve for x
    x = 5,562,383,965.11/85,761.45
  6. Step 6: Final answer
    x = 64,858.79

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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.