Finding the Fourth Proportional to 148,332.96, 222,549.12 and 48,497.76
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Solution
The fourth proportional to 148,332.96, 222,549.12 and 48,497.76 is: 72,762.88
Step by Step Solution
- Step 1: Write the proportion equation
148,332.96 : 222,549.12 = 48,497.76 : x - Step 2: Convert to fraction form
148,332.96/222,549.12 = 48,497.76/x - Step 3: Cross multiply
148,332.96x = 222,549.12 × 48,497.76 - Step 4: Simplify right side
148,332.96x = 10,793,133,809.97 - Step 5: Solve for x
x = 10,793,133,809.97/148,332.96 - Step 6: Final answer
x = 72,762.88
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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.