Finding the Fourth Proportional to 214,332.18, 321,473.52 and 56,572.92
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Solution
The fourth proportional to 214,332.18, 321,473.52 and 56,572.92 is: 84,852.85
Step by Step Solution
- Step 1: Write the proportion equation
214,332.18 : 321,473.52 = 56,572.92 : x - Step 2: Convert to fraction form
214,332.18/321,473.52 = 56,572.92/x - Step 3: Cross multiply
214,332.18x = 321,473.52 × 56,572.92 - Step 4: Simplify right side
214,332.18x = 18,186,695,729.08 - Step 5: Solve for x
x = 18,186,695,729.08/214,332.18 - Step 6: Final answer
x = 84,852.85
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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.