Finding the Fourth Proportional to 190,541.25, 285,811.98 and 48,397.18
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Solution
The fourth proportional to 190,541.25, 285,811.98 and 48,397.18 is: 72,595.80
Step by Step Solution
- Step 1: Write the proportion equation
190,541.25 : 285,811.98 = 48,397.18 : x - Step 2: Convert to fraction form
190,541.25/285,811.98 = 48,397.18/x - Step 3: Cross multiply
190,541.25x = 285,811.98 × 48,397.18 - Step 4: Simplify right side
190,541.25x = 13,832,493,842.22 - Step 5: Solve for x
x = 13,832,493,842.22/190,541.25 - Step 6: Final answer
x = 72,595.80
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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.