Finding the Fourth Proportional to 93,817.44, 129,483.16 and 53,532.90
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Solution
The fourth proportional to 93,817.44, 129,483.16 and 53,532.90 is: 73,884.01
Step by Step Solution
- Step 1: Write the proportion equation
93,817.44 : 129,483.16 = 53,532.90 : x - Step 2: Convert to fraction form
93,817.44/129,483.16 = 53,532.90/x - Step 3: Cross multiply
93,817.44x = 129,483.16 × 53,532.90 - Step 4: Simplify right side
93,817.44x = 6,931,608,922.13 - Step 5: Solve for x
x = 6,931,608,922.13/93,817.44 - Step 6: Final answer
x = 73,884.01
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1.5x scale
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.