Finding the Fourth Proportional to 242,477.99, 334,619.43 and 140,562.48
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Solution
The fourth proportional to 242,477.99, 334,619.43 and 140,562.48 is: 193,976.11
Step by Step Solution
- Step 1: Write the proportion equation
242,477.99 : 334,619.43 = 140,562.48 : x - Step 2: Convert to fraction form
242,477.99/334,619.43 = 140,562.48/x - Step 3: Cross multiply
242,477.99x = 334,619.43 × 140,562.48 - Step 4: Simplify right side
242,477.99x = 47,034,935,707.24 - Step 5: Solve for x
x = 47,034,935,707.24/242,477.99 - Step 6: Final answer
x = 193,976.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.