Finding the Fourth Proportional to 74,346.16, 111,541.08 and 29,950.08
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Solution
The fourth proportional to 74,346.16, 111,541.08 and 29,950.08 is: 44,933.92
Step by Step Solution
- Step 1: Write the proportion equation
74,346.16 : 111,541.08 = 29,950.08 : x - Step 2: Convert to fraction form
74,346.16/111,541.08 = 29,950.08/x - Step 3: Cross multiply
74,346.16x = 111,541.08 × 29,950.08 - Step 4: Simplify right side
74,346.16x = 3,340,664,269.29 - Step 5: Solve for x
x = 3,340,664,269.29/74,346.16 - Step 6: Final answer
x = 44,933.92
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1.5x scale
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.