Finding the Fourth Proportional to 226,302.62, 312,303.12 and 124,334.68
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Solution
The fourth proportional to 226,302.62, 312,303.12 and 124,334.68 is: 171,584.88
Step by Step Solution
- Step 1: Write the proportion equation
226,302.62 : 312,303.12 = 124,334.68 : x - Step 2: Convert to fraction form
226,302.62/312,303.12 = 124,334.68/x - Step 3: Cross multiply
226,302.62x = 312,303.12 × 124,334.68 - Step 4: Simplify right side
226,302.62x = 38,830,108,488.20 - Step 5: Solve for x
x = 38,830,108,488.20/226,302.62 - Step 6: Final answer
x = 171,584.88
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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.