Finding the Fourth Proportional to 107,973.36, 161,889.84 and 44,776.08
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Solution
The fourth proportional to 107,973.36, 161,889.84 and 44,776.08 is: 67,135.01
Step by Step Solution
- Step 1: Write the proportion equation
107,973.36 : 161,889.84 = 44,776.08 : x - Step 2: Convert to fraction form
107,973.36/161,889.84 = 44,776.08/x - Step 3: Cross multiply
107,973.36x = 161,889.84 × 44,776.08 - Step 4: Simplify right side
107,973.36x = 7,248,792,427.03 - Step 5: Solve for x
x = 7,248,792,427.03/107,973.36 - Step 6: Final answer
x = 67,135.01
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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.