Finding the Fourth Proportional to 165,409.84, 228,270.36 and 101,784.88
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Solution
The fourth proportional to 165,409.84, 228,270.36 and 101,784.88 is: 140,466.08
Step by Step Solution
- Step 1: Write the proportion equation
165,409.84 : 228,270.36 = 101,784.88 : x - Step 2: Convert to fraction form
165,409.84/228,270.36 = 101,784.88/x - Step 3: Cross multiply
165,409.84x = 228,270.36 × 101,784.88 - Step 4: Simplify right side
165,409.84x = 23,234,471,200.16 - Step 5: Solve for x
x = 23,234,471,200.16/165,409.84 - Step 6: Final answer
x = 140,466.08
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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.