Finding the Fourth Proportional to 93,649.95, 140,252.99 and 53,690.65
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Solution
The fourth proportional to 93,649.95, 140,252.99 and 53,690.65 is: 80,408.73
Step by Step Solution
- Step 1: Write the proportion equation
93,649.95 : 140,252.99 = 53,690.65 : x - Step 2: Convert to fraction form
93,649.95/140,252.99 = 53,690.65/x - Step 3: Cross multiply
93,649.95x = 140,252.99 × 53,690.65 - Step 4: Simplify right side
93,649.95x = 7,530,273,578.46 - Step 5: Solve for x
x = 7,530,273,578.46/93,649.95 - Step 6: Final answer
x = 80,408.73
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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.