Finding the Fourth Proportional to 97,964.52, 135,191.12 and 53,252.52
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Solution
The fourth proportional to 97,964.52, 135,191.12 and 53,252.52 is: 73,488.52
Step by Step Solution
- Step 1: Write the proportion equation
97,964.52 : 135,191.12 = 53,252.52 : x - Step 2: Convert to fraction form
97,964.52/135,191.12 = 53,252.52/x - Step 3: Cross multiply
97,964.52x = 135,191.12 × 53,252.52 - Step 4: Simplify right side
97,964.52x = 7,199,267,821.62 - Step 5: Solve for x
x = 7,199,267,821.62/97,964.52 - Step 6: Final answer
x = 73,488.52
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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.