Finding the Fourth Proportional to 75,303.13, 112,894.75 and 37,325.67
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Solution
The fourth proportional to 75,303.13, 112,894.75 and 37,325.67 is: 55,958.80
Step by Step Solution
- Step 1: Write the proportion equation
75,303.13 : 112,894.75 = 37,325.67 : x - Step 2: Convert to fraction form
75,303.13/112,894.75 = 37,325.67/x - Step 3: Cross multiply
75,303.13x = 112,894.75 × 37,325.67 - Step 4: Simplify right side
75,303.13x = 4,213,872,441.57 - Step 5: Solve for x
x = 4,213,872,441.57/75,303.13 - Step 6: Final answer
x = 55,958.80
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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.