Finding the Fourth Proportional to 69,367.61, 103,988.84 and 24,963.01
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Solution
The fourth proportional to 69,367.61, 103,988.84 and 24,963.01 is: 37,421.99
Step by Step Solution
- Step 1: Write the proportion equation
69,367.61 : 103,988.84 = 24,963.01 : x - Step 2: Convert to fraction form
69,367.61/103,988.84 = 24,963.01/x - Step 3: Cross multiply
69,367.61x = 103,988.84 × 24,963.01 - Step 4: Simplify right side
69,367.61x = 2,595,874,068.02 - Step 5: Solve for x
x = 2,595,874,068.02/69,367.61 - Step 6: Final answer
x = 37,421.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.