Finding the Fourth Proportional to 185,611.95, 278,386.97 and 52,461.99
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Solution
The fourth proportional to 185,611.95, 278,386.97 and 52,461.99 is: 78,684.23
Step by Step Solution
- Step 1: Write the proportion equation
185,611.95 : 278,386.97 = 52,461.99 : x - Step 2: Convert to fraction form
185,611.95/278,386.97 = 52,461.99/x - Step 3: Cross multiply
185,611.95x = 278,386.97 × 52,461.99 - Step 4: Simplify right side
185,611.95x = 14,604,734,173.96 - Step 5: Solve for x
x = 14,604,734,173.96/185,611.95 - Step 6: Final answer
x = 78,684.23
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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.