Finding the Fourth Proportional to 201,156.84, 301,774.18 and 68,058.80
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Solution
The fourth proportional to 201,156.84, 301,774.18 and 68,058.80 is: 102,101.37
Step by Step Solution
- Step 1: Write the proportion equation
201,156.84 : 301,774.18 = 68,058.80 : x - Step 2: Convert to fraction form
201,156.84/301,774.18 = 68,058.80/x - Step 3: Cross multiply
201,156.84x = 301,774.18 × 68,058.80 - Step 4: Simplify right side
201,156.84x = 20,538,388,561.78 - Step 5: Solve for x
x = 20,538,388,561.78/201,156.84 - Step 6: Final answer
x = 102,101.37
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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.