Finding the Fourth Proportional to 226,325.16, 312,333.96 and 124,356.99
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Solution
The fourth proportional to 226,325.16, 312,333.96 and 124,356.99 is: 171,615.52
Step by Step Solution
- Step 1: Write the proportion equation
226,325.16 : 312,333.96 = 124,356.99 : x - Step 2: Convert to fraction form
226,325.16/312,333.96 = 124,356.99/x - Step 3: Cross multiply
226,325.16x = 312,333.96 × 124,356.99 - Step 4: Simplify right side
226,325.16x = 38,840,911,140.38 - Step 5: Solve for x
x = 38,840,911,140.38/226,325.16 - Step 6: Final answer
x = 171,615.52
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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.