Finding the Fourth Proportional to 93,796.48, 129,439.08 and 51,355.84
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Solution
The fourth proportional to 93,796.48, 129,439.08 and 51,355.84 is: 70,871.03
Step by Step Solution
- Step 1: Write the proportion equation
93,796.48 : 129,439.08 = 51,355.84 : x - Step 2: Convert to fraction form
93,796.48/129,439.08 = 51,355.84/x - Step 3: Cross multiply
93,796.48x = 129,439.08 × 51,355.84 - Step 4: Simplify right side
93,796.48x = 6,647,452,682.23 - Step 5: Solve for x
x = 6,647,452,682.23/93,796.48 - Step 6: Final answer
x = 70,871.03
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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.