Finding the Fourth Proportional to 73,684.03, 110,439.48 and 34,157.95
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Solution
The fourth proportional to 73,684.03, 110,439.48 and 34,157.95 is: 51,196.80
Step by Step Solution
- Step 1: Write the proportion equation
73,684.03 : 110,439.48 = 34,157.95 : x - Step 2: Convert to fraction form
73,684.03/110,439.48 = 34,157.95/x - Step 3: Cross multiply
73,684.03x = 110,439.48 × 34,157.95 - Step 4: Simplify right side
73,684.03x = 3,772,386,235.87 - Step 5: Solve for x
x = 3,772,386,235.87/73,684.03 - Step 6: Final answer
x = 51,196.80
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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.