Finding the Fourth Proportional to 97,593.18, 134,679.63 and 57,307.43
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Solution
The fourth proportional to 97,593.18, 134,679.63 and 57,307.43 is: 79,084.86
Step by Step Solution
- Step 1: Write the proportion equation
97,593.18 : 134,679.63 = 57,307.43 : x - Step 2: Convert to fraction form
97,593.18/134,679.63 = 57,307.43/x - Step 3: Cross multiply
97,593.18x = 134,679.63 × 57,307.43 - Step 4: Simplify right side
97,593.18x = 7,718,142,795.25 - Step 5: Solve for x
x = 7,718,142,795.25/97,593.18 - Step 6: Final answer
x = 79,084.86
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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.