Finding the Fourth Proportional to 226,408.77, 312,423.75 and 124,433.10
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Solution
The fourth proportional to 226,408.77, 312,423.75 and 124,433.10 is: 171,706.49
Step by Step Solution
- Step 1: Write the proportion equation
226,408.77 : 312,423.75 = 124,433.10 : x - Step 2: Convert to fraction form
226,408.77/312,423.75 = 124,433.10/x - Step 3: Cross multiply
226,408.77x = 312,423.75 × 124,433.10 - Step 4: Simplify right side
226,408.77x = 38,875,855,726.13 - Step 5: Solve for x
x = 38,875,855,726.13/226,408.77 - Step 6: Final answer
x = 171,706.49
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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.