Finding the Fourth Proportional to 213,336.24, 294,384.96 and 122,668.08
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Solution
The fourth proportional to 213,336.24, 294,384.96 and 122,668.08 is: 169,271.00
Step by Step Solution
- Step 1: Write the proportion equation
213,336.24 : 294,384.96 = 122,668.08 : x - Step 2: Convert to fraction form
213,336.24/294,384.96 = 122,668.08/x - Step 3: Cross multiply
213,336.24x = 294,384.96 × 122,668.08 - Step 4: Simplify right side
213,336.24x = 36,111,637,824.08 - Step 5: Solve for x
x = 36,111,637,824.08/213,336.24 - Step 6: Final answer
x = 169,271.00
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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.