Finding the Fourth Proportional to 97,172.24, 134,098.44 and 54,726.80
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Solution
The fourth proportional to 97,172.24, 134,098.44 and 54,726.80 is: 75,523.41
Step by Step Solution
- Step 1: Write the proportion equation
97,172.24 : 134,098.44 = 54,726.80 : x - Step 2: Convert to fraction form
97,172.24/134,098.44 = 54,726.80/x - Step 3: Cross multiply
97,172.24x = 134,098.44 × 54,726.80 - Step 4: Simplify right side
97,172.24x = 7,338,778,506.19 - Step 5: Solve for x
x = 7,338,778,506.19/97,172.24 - Step 6: Final answer
x = 75,523.41
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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.