Finding the Fourth Proportional to 219,811.52, 329,476.75 and 113,201.93
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Solution
The fourth proportional to 219,811.52, 329,476.75 and 113,201.93 is: 169,679.02
Step by Step Solution
- Step 1: Write the proportion equation
219,811.52 : 329,476.75 = 113,201.93 : x - Step 2: Convert to fraction form
219,811.52/329,476.75 = 113,201.93/x - Step 3: Cross multiply
219,811.52x = 329,476.75 × 113,201.93 - Step 4: Simplify right side
219,811.52x = 37,297,403,990.13 - Step 5: Solve for x
x = 37,297,403,990.13/219,811.52 - Step 6: Final answer
x = 169,679.02
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1.5x scale
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.