Finding the Fourth Proportional to 214,838.30, 296,353.50 and 134,125.71
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Solution
The fourth proportional to 214,838.30, 296,353.50 and 134,125.71 is: 185,016.46
Step by Step Solution
- Step 1: Write the proportion equation
214,838.30 : 296,353.50 = 134,125.71 : x - Step 2: Convert to fraction form
214,838.30/296,353.50 = 134,125.71/x - Step 3: Cross multiply
214,838.30x = 296,353.50 × 134,125.71 - Step 4: Simplify right side
214,838.30x = 39,748,621,984.19 - Step 5: Solve for x
x = 39,748,621,984.19/214,838.30 - Step 6: Final answer
x = 185,016.46
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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.