Finding the Fourth Proportional to 211,618.08, 292,038.99 and 116,131.08
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Solution
The fourth proportional to 211,618.08, 292,038.99 and 116,131.08 is: 160,264.20
Step by Step Solution
- Step 1: Write the proportion equation
211,618.08 : 292,038.99 = 116,131.08 : x - Step 2: Convert to fraction form
211,618.08/292,038.99 = 116,131.08/x - Step 3: Cross multiply
211,618.08x = 292,038.99 × 116,131.08 - Step 4: Simplify right side
211,618.08x = 33,914,803,310.81 - Step 5: Solve for x
x = 33,914,803,310.81/211,618.08 - Step 6: Final answer
x = 160,264.20
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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.