Finding the Fourth Proportional to 97,338.96, 134,316.36 and 54,894.96
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Solution
The fourth proportional to 97,338.96, 134,316.36 and 54,894.96 is: 75,748.61
Step by Step Solution
- Step 1: Write the proportion equation
97,338.96 : 134,316.36 = 54,894.96 : x - Step 2: Convert to fraction form
97,338.96/134,316.36 = 54,894.96/x - Step 3: Cross multiply
97,338.96x = 134,316.36 × 54,894.96 - Step 4: Simplify right side
97,338.96x = 7,373,291,209.55 - Step 5: Solve for x
x = 7,373,291,209.55/97,338.96 - Step 6: Final answer
x = 75,748.61
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1.5x scale
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.