Finding the Fourth Proportional to 145,530.02, 218,295.05 and 40,349.00
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Solution
The fourth proportional to 145,530.02, 218,295.05 and 40,349.00 is: 60,523.50
Step by Step Solution
- Step 1: Write the proportion equation
145,530.02 : 218,295.05 = 40,349.00 : x - Step 2: Convert to fraction form
145,530.02/218,295.05 = 40,349.00/x - Step 3: Cross multiply
145,530.02x = 218,295.05 × 40,349.00 - Step 4: Simplify right side
145,530.02x = 8,807,985,679.23 - Step 5: Solve for x
x = 8,807,985,679.23/145,530.02 - Step 6: Final answer
x = 60,523.50
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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.