Finding the Fourth Proportional to 97,272.96, 134,225.28 and 54,828.96
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Solution
The fourth proportional to 97,272.96, 134,225.28 and 54,828.96 is: 75,657.54
Step by Step Solution
- Step 1: Write the proportion equation
97,272.96 : 134,225.28 = 54,828.96 : x - Step 2: Convert to fraction form
97,272.96/134,225.28 = 54,828.96/x - Step 3: Cross multiply
97,272.96x = 134,225.28 × 54,828.96 - Step 4: Simplify right side
97,272.96x = 7,359,432,508.11 - Step 5: Solve for x
x = 7,359,432,508.11/97,272.96 - Step 6: Final answer
x = 75,657.54
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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.