Finding the Fourth Proportional to 147,442.84, 220,788.99 and 97,448.02
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Solution
The fourth proportional to 147,442.84, 220,788.99 and 97,448.02 is: 145,924.01
Step by Step Solution
- Step 1: Write the proportion equation
147,442.84 : 220,788.99 = 97,448.02 : x - Step 2: Convert to fraction form
147,442.84/220,788.99 = 97,448.02/x - Step 3: Cross multiply
147,442.84x = 220,788.99 × 97,448.02 - Step 4: Simplify right side
147,442.84x = 21,515,449,361.33 - Step 5: Solve for x
x = 21,515,449,361.33/147,442.84 - Step 6: Final answer
x = 145,924.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.