Finding the Fourth Proportional to 226,534.13, 312,625.12 and 124,567.34
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Solution
The fourth proportional to 226,534.13, 312,625.12 and 124,567.34 is: 171,907.34
Step by Step Solution
- Step 1: Write the proportion equation
226,534.13 : 312,625.12 = 124,567.34 : x - Step 2: Convert to fraction form
226,534.13/312,625.12 = 124,567.34/x - Step 3: Cross multiply
226,534.13x = 312,625.12 × 124,567.34 - Step 4: Simplify right side
226,534.13x = 38,942,879,615.58 - Step 5: Solve for x
x = 38,942,879,615.58/226,534.13 - Step 6: Final answer
x = 171,907.34
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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.