Finding the Fourth Proportional to 190,498.07, 285,794.62 and 134,447.66
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Solution
The fourth proportional to 190,498.07, 285,794.62 and 134,447.66 is: 201,705.02
Step by Step Solution
- Step 1: Write the proportion equation
190,498.07 : 285,794.62 = 134,447.66 : x - Step 2: Convert to fraction form
190,498.07/285,794.62 = 134,447.66/x - Step 3: Cross multiply
190,498.07x = 285,794.62 × 134,447.66 - Step 4: Simplify right side
190,498.07x = 38,424,417,899.59 - Step 5: Solve for x
x = 38,424,417,899.59/190,498.07 - Step 6: Final answer
x = 201,705.02
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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.