Finding the Fourth Proportional to 170,439.84, 235,196.36 and 93,954.96
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Solution
The fourth proportional to 170,439.84, 235,196.36 and 93,954.96 is: 129,651.99
Step by Step Solution
- Step 1: Write the proportion equation
170,439.84 : 235,196.36 = 93,954.96 : x - Step 2: Convert to fraction form
170,439.84/235,196.36 = 93,954.96/x - Step 3: Cross multiply
170,439.84x = 235,196.36 × 93,954.96 - Step 4: Simplify right side
170,439.84x = 22,097,864,595.95 - Step 5: Solve for x
x = 22,097,864,595.95/170,439.84 - Step 6: Final answer
x = 129,651.99
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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.