Finding the Fourth Proportional to 159,880.05, 220,628.68 and 88,258.53
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Solution
The fourth proportional to 159,880.05, 220,628.68 and 88,258.53 is: 121,793.58
Step by Step Solution
- Step 1: Write the proportion equation
159,880.05 : 220,628.68 = 88,258.53 : x - Step 2: Convert to fraction form
159,880.05/220,628.68 = 88,258.53/x - Step 3: Cross multiply
159,880.05x = 220,628.68 × 88,258.53 - Step 4: Simplify right side
159,880.05x = 19,472,362,972.64 - Step 5: Solve for x
x = 19,472,362,972.64/159,880.05 - Step 6: Final answer
x = 121,793.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.