Finding the Fourth Proportional to 224,749.08, 310,079.34 and 148,306.14
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Solution
The fourth proportional to 224,749.08, 310,079.34 and 148,306.14 is: 204,613.38
Step by Step Solution
- Step 1: Write the proportion equation
224,749.08 : 310,079.34 = 148,306.14 : x - Step 2: Convert to fraction form
224,749.08/310,079.34 = 148,306.14/x - Step 3: Cross multiply
224,749.08x = 310,079.34 × 148,306.14 - Step 4: Simplify right side
224,749.08x = 45,986,670,009.15 - Step 5: Solve for x
x = 45,986,670,009.15/224,749.08 - Step 6: Final answer
x = 204,613.38
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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.