Finding the Fourth Proportional to 74,465.27, 102,777.03 and 44,244.79
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Solution
The fourth proportional to 74,465.27, 102,777.03 and 44,244.79 is: 61,066.70
Step by Step Solution
- Step 1: Write the proportion equation
74,465.27 : 102,777.03 = 44,244.79 : x - Step 2: Convert to fraction form
74,465.27/102,777.03 = 44,244.79/x - Step 3: Cross multiply
74,465.27x = 102,777.03 × 44,244.79 - Step 4: Simplify right side
74,465.27x = 4,547,348,109.17 - Step 5: Solve for x
x = 4,547,348,109.17/74,465.27 - Step 6: Final answer
x = 61,066.70
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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.