Finding the Fourth Proportional to 97,277.08, 145,808.70 and 38,101.72
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Solution
The fourth proportional to 97,277.08, 145,808.70 and 38,101.72 is: 57,110.70
Step by Step Solution
- Step 1: Write the proportion equation
97,277.08 : 145,808.70 = 38,101.72 : x - Step 2: Convert to fraction form
97,277.08/145,808.70 = 38,101.72/x - Step 3: Cross multiply
97,277.08x = 145,808.70 × 38,101.72 - Step 4: Simplify right side
97,277.08x = 5,555,562,260.96 - Step 5: Solve for x
x = 5,555,562,260.96/97,277.08 - Step 6: Final answer
x = 57,110.70
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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.