Finding the Fourth Proportional to 127,246.92, 190,690.02 and 93,703.74
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Solution
The fourth proportional to 127,246.92, 190,690.02 and 93,703.74 is: 140,422.79
Step by Step Solution
- Step 1: Write the proportion equation
127,246.92 : 190,690.02 = 93,703.74 : x - Step 2: Convert to fraction form
127,246.92/190,690.02 = 93,703.74/x - Step 3: Cross multiply
127,246.92x = 190,690.02 × 93,703.74 - Step 4: Simplify right side
127,246.92x = 17,868,368,054.67 - Step 5: Solve for x
x = 17,868,368,054.67/127,246.92 - Step 6: Final answer
x = 140,422.79
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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.