Finding the Fourth Proportional to 211,846.24, 292,225.76 and 126,914.10
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Solution
The fourth proportional to 211,846.24, 292,225.76 and 126,914.10 is: 175,068.34
Step by Step Solution
- Step 1: Write the proportion equation
211,846.24 : 292,225.76 = 126,914.10 : x - Step 2: Convert to fraction form
211,846.24/292,225.76 = 126,914.10/x - Step 3: Cross multiply
211,846.24x = 292,225.76 × 126,914.10 - Step 4: Simplify right side
211,846.24x = 37,087,569,327.22 - Step 5: Solve for x
x = 37,087,569,327.22/211,846.24 - Step 6: Final answer
x = 175,068.34
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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.