Finding the Fourth Proportional to 197,328.15, 295,854.93 and 84,974.67
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Solution
The fourth proportional to 197,328.15, 295,854.93 and 84,974.67 is: 127,402.88
Step by Step Solution
- Step 1: Write the proportion equation
197,328.15 : 295,854.93 = 84,974.67 : x - Step 2: Convert to fraction form
197,328.15/295,854.93 = 84,974.67/x - Step 3: Cross multiply
197,328.15x = 295,854.93 × 84,974.67 - Step 4: Simplify right side
197,328.15x = 25,140,175,044.62 - Step 5: Solve for x
x = 25,140,175,044.62/197,328.15 - Step 6: Final answer
x = 127,402.88
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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.