Finding the Fourth Proportional to 68,058.16, 101,868.84 and 36,389.08
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Solution
The fourth proportional to 68,058.16, 101,868.84 and 36,389.08 is: 54,466.85
Step by Step Solution
- Step 1: Write the proportion equation
68,058.16 : 101,868.84 = 36,389.08 : x - Step 2: Convert to fraction form
68,058.16/101,868.84 = 36,389.08/x - Step 3: Cross multiply
68,058.16x = 101,868.84 × 36,389.08 - Step 4: Simplify right side
68,058.16x = 3,706,913,368.27 - Step 5: Solve for x
x = 3,706,913,368.27/68,058.16 - Step 6: Final answer
x = 54,466.85
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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.