Finding the Fourth Proportional to 211,970.82, 292,522.05 and 116,477.53
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Solution
The fourth proportional to 211,970.82, 292,522.05 and 116,477.53 is: 160,740.26
Step by Step Solution
- Step 1: Write the proportion equation
211,970.82 : 292,522.05 = 116,477.53 : x - Step 2: Convert to fraction form
211,970.82/292,522.05 = 116,477.53/x - Step 3: Cross multiply
211,970.82x = 292,522.05 × 116,477.53 - Step 4: Simplify right side
211,970.82x = 34,072,245,123.23 - Step 5: Solve for x
x = 34,072,245,123.23/211,970.82 - Step 6: Final answer
x = 160,740.26
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1.5x scale
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.