Finding the Fourth Proportional to 93,607.16, 129,177.94 and 51,165.68
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Solution
The fourth proportional to 93,607.16, 129,177.94 and 51,165.68 is: 70,608.68
Step by Step Solution
- Step 1: Write the proportion equation
93,607.16 : 129,177.94 = 51,165.68 : x - Step 2: Convert to fraction form
93,607.16/129,177.94 = 51,165.68/x - Step 3: Cross multiply
93,607.16x = 129,177.94 × 51,165.68 - Step 4: Simplify right side
93,607.16x = 6,609,477,336.13 - Step 5: Solve for x
x = 6,609,477,336.13/93,607.16 - Step 6: Final answer
x = 70,608.68
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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.