Finding the Fourth Proportional to 221,225.24, 331,948.62 and 101,281.96
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Solution
The fourth proportional to 221,225.24, 331,948.62 and 101,281.96 is: 151,973.65
Step by Step Solution
- Step 1: Write the proportion equation
221,225.24 : 331,948.62 = 101,281.96 : x - Step 2: Convert to fraction form
221,225.24/331,948.62 = 101,281.96/x - Step 3: Cross multiply
221,225.24x = 331,948.62 × 101,281.96 - Step 4: Simplify right side
221,225.24x = 33,620,406,852.90 - Step 5: Solve for x
x = 33,620,406,852.90/221,225.24 - Step 6: Final answer
x = 151,973.65
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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.