Finding the Fourth Proportional to 97,888.08, 135,083.52 and 53,176.08
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Solution
The fourth proportional to 97,888.08, 135,083.52 and 53,176.08 is: 73,381.89
Step by Step Solution
- Step 1: Write the proportion equation
97,888.08 : 135,083.52 = 53,176.08 : x - Step 2: Convert to fraction form
97,888.08/135,083.52 = 53,176.08/x - Step 3: Cross multiply
97,888.08x = 135,083.52 × 53,176.08 - Step 4: Simplify right side
97,888.08x = 7,183,212,066.20 - Step 5: Solve for x
x = 7,183,212,066.20/97,888.08 - Step 6: Final answer
x = 73,381.89
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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.