Finding the Fourth Proportional to 163,775.49, 245,269.58 and 93,441.57
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Solution
The fourth proportional to 163,775.49, 245,269.58 and 93,441.57 is: 139,937.75
Step by Step Solution
- Step 1: Write the proportion equation
163,775.49 : 245,269.58 = 93,441.57 : x - Step 2: Convert to fraction form
163,775.49/245,269.58 = 93,441.57/x - Step 3: Cross multiply
163,775.49x = 245,269.58 × 93,441.57 - Step 4: Simplify right side
163,775.49x = 22,918,374,161.23 - Step 5: Solve for x
x = 22,918,374,161.23/163,775.49 - Step 6: Final answer
x = 139,937.75
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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.