Finding the Fourth Proportional to 68,775.08, 103,158.36 and 24,395.99
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Solution
The fourth proportional to 68,775.08, 103,158.36 and 24,395.99 is: 36,592.47
Step by Step Solution
- Step 1: Write the proportion equation
68,775.08 : 103,158.36 = 24,395.99 : x - Step 2: Convert to fraction form
68,775.08/103,158.36 = 24,395.99/x - Step 3: Cross multiply
68,775.08x = 103,158.36 × 24,395.99 - Step 4: Simplify right side
68,775.08x = 2,516,649,803.18 - Step 5: Solve for x
x = 2,516,649,803.18/68,775.08 - Step 6: Final answer
x = 36,592.47
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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.