Finding the Fourth Proportional to 201,011.35, 277,525.47 and 124,612.09
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Solution
The fourth proportional to 201,011.35, 277,525.47 and 124,612.09 is: 172,045.15
Step by Step Solution
- Step 1: Write the proportion equation
201,011.35 : 277,525.47 = 124,612.09 : x - Step 2: Convert to fraction form
201,011.35/277,525.47 = 124,612.09/x - Step 3: Cross multiply
201,011.35x = 277,525.47 × 124,612.09 - Step 4: Simplify right side
201,011.35x = 34,583,028,844.93 - Step 5: Solve for x
x = 34,583,028,844.93/201,011.35 - Step 6: Final answer
x = 172,045.15
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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.