Finding the Fourth Proportional to 97,277.53, 134,242.34 and 56,982.67
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Solution
The fourth proportional to 97,277.53, 134,242.34 and 56,982.67 is: 78,635.70
Step by Step Solution
- Step 1: Write the proportion equation
97,277.53 : 134,242.34 = 56,982.67 : x - Step 2: Convert to fraction form
97,277.53/134,242.34 = 56,982.67/x - Step 3: Cross multiply
97,277.53x = 134,242.34 × 56,982.67 - Step 4: Simplify right side
97,277.53x = 7,649,486,960.25 - Step 5: Solve for x
x = 7,649,486,960.25/97,277.53 - Step 6: Final answer
x = 78,635.70
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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.