Finding the Fourth Proportional to 221,985.24, 306,373.92 and 174,597.84
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Solution
The fourth proportional to 221,985.24, 306,373.92 and 174,597.84 is: 240,971.99
Step by Step Solution
- Step 1: Write the proportion equation
221,985.24 : 306,373.92 = 174,597.84 : x - Step 2: Convert to fraction form
221,985.24/306,373.92 = 174,597.84/x - Step 3: Cross multiply
221,985.24x = 306,373.92 × 174,597.84 - Step 4: Simplify right side
221,985.24x = 53,492,224,664.33 - Step 5: Solve for x
x = 53,492,224,664.33/221,985.24 - Step 6: Final answer
x = 240,971.99
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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.