Finding the Fourth Proportional to 125,629.50, 173,368.80 and 69,041.28
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Solution
The fourth proportional to 125,629.50, 173,368.80 and 69,041.28 is: 95,277.02
Step by Step Solution
- Step 1: Write the proportion equation
125,629.50 : 173,368.80 = 69,041.28 : x - Step 2: Convert to fraction form
125,629.50/173,368.80 = 69,041.28/x - Step 3: Cross multiply
125,629.50x = 173,368.80 × 69,041.28 - Step 4: Simplify right side
125,629.50x = 11,969,603,864.06 - Step 5: Solve for x
x = 11,969,603,864.06/125,629.50 - Step 6: Final answer
x = 95,277.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.