Finding the Fourth Proportional to 97,545.09, 134,623.18 and 55,106.36
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Solution
The fourth proportional to 97,545.09, 134,623.18 and 55,106.36 is: 76,052.96
Step by Step Solution
- Step 1: Write the proportion equation
97,545.09 : 134,623.18 = 55,106.36 : x - Step 2: Convert to fraction form
97,545.09/134,623.18 = 55,106.36/x - Step 3: Cross multiply
97,545.09x = 134,623.18 × 55,106.36 - Step 4: Simplify right side
97,545.09x = 7,418,593,322.03 - Step 5: Solve for x
x = 7,418,593,322.03/97,545.09 - Step 6: Final answer
x = 76,052.96
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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.