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Finding the Fourth Proportional to 63,879.75, 88,106.83 and 46,878.25

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Solution

The fourth proportional to 63,879.75, 88,106.83 and 46,878.25 is: 64,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,879.75 : 88,106.83 = 46,878.25 : x
  2. Step 2: Convert to fraction form
    63,879.75/88,106.83 = 46,878.25/x
  3. Step 3: Cross multiply
    63,879.75x = 88,106.83 × 46,878.25
  4. Step 4: Simplify right side
    63,879.75x = 4,130,294,003.45
  5. Step 5: Solve for x
    x = 4,130,294,003.45/63,879.75
  6. Step 6: Final answer
    x = 64,657.33

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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.