Finding the Fourth Proportional to 170,178.84, 234,837.63 and 93,683.03
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Solution
The fourth proportional to 170,178.84, 234,837.63 and 93,683.03 is: 129,277.53
Step by Step Solution
- Step 1: Write the proportion equation
170,178.84 : 234,837.63 = 93,683.03 : x - Step 2: Convert to fraction form
170,178.84/234,837.63 = 93,683.03/x - Step 3: Cross multiply
170,178.84x = 234,837.63 × 93,683.03 - Step 4: Simplify right side
170,178.84x = 22,000,299,562.23 - Step 5: Solve for x
x = 22,000,299,562.23/170,178.84 - Step 6: Final answer
x = 129,277.53
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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.