Finding the Fourth Proportional to 192,246.98, 288,303.68 and 106,987.94
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Solution
The fourth proportional to 192,246.98, 288,303.68 and 106,987.94 is: 160,444.74
Step by Step Solution
- Step 1: Write the proportion equation
192,246.98 : 288,303.68 = 106,987.94 : x - Step 2: Convert to fraction form
192,246.98/288,303.68 = 106,987.94/x - Step 3: Cross multiply
192,246.98x = 288,303.68 × 106,987.94 - Step 4: Simplify right side
192,246.98x = 30,845,016,323.50 - Step 5: Solve for x
x = 30,845,016,323.50/192,246.98 - Step 6: Final answer
x = 160,444.74
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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.