Finding the Fourth Proportional to 74,935.91, 112,402.27 and 24,334.88
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Solution
The fourth proportional to 74,935.91, 112,402.27 and 24,334.88 is: 36,501.80
Step by Step Solution
- Step 1: Write the proportion equation
74,935.91 : 112,402.27 = 24,334.88 : x - Step 2: Convert to fraction form
74,935.91/112,402.27 = 24,334.88/x - Step 3: Cross multiply
74,935.91x = 112,402.27 × 24,334.88 - Step 4: Simplify right side
74,935.91x = 2,735,295,752.18 - Step 5: Solve for x
x = 2,735,295,752.18/74,935.91 - Step 6: Final answer
x = 36,501.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.