Finding the Fourth Proportional to 97,069.86, 145,671.29 and 33,889.99
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Solution
The fourth proportional to 97,069.86, 145,671.29 and 33,889.99 is: 50,858.20
Step by Step Solution
- Step 1: Write the proportion equation
97,069.86 : 145,671.29 = 33,889.99 : x - Step 2: Convert to fraction form
97,069.86/145,671.29 = 33,889.99/x - Step 3: Cross multiply
97,069.86x = 145,671.29 × 33,889.99 - Step 4: Simplify right side
97,069.86x = 4,936,798,427.98 - Step 5: Solve for x
x = 4,936,798,427.98/97,069.86 - Step 6: Final answer
x = 50,858.20
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1.5x scale
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.