Finding the Fourth Proportional to 97,074.95, 133,941.26 and 54,617.99
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Solution
The fourth proportional to 97,074.95, 133,941.26 and 54,617.99 is: 75,360.35
Step by Step Solution
- Step 1: Write the proportion equation
97,074.95 : 133,941.26 = 54,617.99 : x - Step 2: Convert to fraction form
97,074.95/133,941.26 = 54,617.99/x - Step 3: Cross multiply
97,074.95x = 133,941.26 × 54,617.99 - Step 4: Simplify right side
97,074.95x = 7,315,601,866.11 - Step 5: Solve for x
x = 7,315,601,866.11/97,074.95 - Step 6: Final answer
x = 75,360.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.