Finding the Fourth Proportional to 97,522.62, 134,574.41 and 55,072.95
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Solution
The fourth proportional to 97,522.62, 134,574.41 and 55,072.95 is: 75,996.83
Step by Step Solution
- Step 1: Write the proportion equation
97,522.62 : 134,574.41 = 55,072.95 : x - Step 2: Convert to fraction form
97,522.62/134,574.41 = 55,072.95/x - Step 3: Cross multiply
97,522.62x = 134,574.41 × 55,072.95 - Step 4: Simplify right side
97,522.62x = 7,411,409,386.24 - Step 5: Solve for x
x = 7,411,409,386.24/97,522.62 - Step 6: Final answer
x = 75,996.83
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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.