Finding the Fourth Proportional to 149,101.44, 205,587.60 and 118,863.12
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Solution
The fourth proportional to 149,101.44, 205,587.60 and 118,863.12 is: 163,893.68
Step by Step Solution
- Step 1: Write the proportion equation
149,101.44 : 205,587.60 = 118,863.12 : x - Step 2: Convert to fraction form
149,101.44/205,587.60 = 118,863.12/x - Step 3: Cross multiply
149,101.44x = 205,587.60 × 118,863.12 - Step 4: Simplify right side
149,101.44x = 24,436,783,569.31 - Step 5: Solve for x
x = 24,436,783,569.31/149,101.44 - Step 6: Final answer
x = 163,893.68
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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.