Finding the Fourth Proportional to 97,543.44, 134,610.84 and 55,102.32
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Solution
The fourth proportional to 97,543.44, 134,610.84 and 55,102.32 is: 76,041.71
Step by Step Solution
- Step 1: Write the proportion equation
97,543.44 : 134,610.84 = 55,102.32 : x - Step 2: Convert to fraction form
97,543.44/134,610.84 = 55,102.32/x - Step 3: Cross multiply
97,543.44x = 134,610.84 × 55,102.32 - Step 4: Simplify right side
97,543.44x = 7,417,369,581.15 - Step 5: Solve for x
x = 7,417,369,581.15/97,543.44 - Step 6: Final answer
x = 76,041.71
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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.