Finding the Fourth Proportional to 164,420.35, 226,722.27 and 142,724.17
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Solution
The fourth proportional to 164,420.35, 226,722.27 and 142,724.17 is: 196,805.00
Step by Step Solution
- Step 1: Write the proportion equation
164,420.35 : 226,722.27 = 142,724.17 : x - Step 2: Convert to fraction form
164,420.35/226,722.27 = 142,724.17/x - Step 3: Cross multiply
164,420.35x = 226,722.27 × 142,724.17 - Step 4: Simplify right side
164,420.35x = 32,358,747,261.24 - Step 5: Solve for x
x = 32,358,747,261.24/164,420.35 - Step 6: Final answer
x = 196,805.00
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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.