Finding the Fourth Proportional to 155,026.68, 214,001.84 and 104,793.72
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Solution
The fourth proportional to 155,026.68, 214,001.84 and 104,793.72 is: 144,659.29
Step by Step Solution
- Step 1: Write the proportion equation
155,026.68 : 214,001.84 = 104,793.72 : x - Step 2: Convert to fraction form
155,026.68/214,001.84 = 104,793.72/x - Step 3: Cross multiply
155,026.68x = 214,001.84 × 104,793.72 - Step 4: Simplify right side
155,026.68x = 22,426,048,900.44 - Step 5: Solve for x
x = 22,426,048,900.44/155,026.68 - Step 6: Final answer
x = 144,659.29
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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.