Finding the Fourth Proportional to 125,988.69, 173,864.40 and 69,400.08
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Solution
The fourth proportional to 125,988.69, 173,864.40 and 69,400.08 is: 95,772.11
Step by Step Solution
- Step 1: Write the proportion equation
125,988.69 : 173,864.40 = 69,400.08 : x - Step 2: Convert to fraction form
125,988.69/173,864.40 = 69,400.08/x - Step 3: Cross multiply
125,988.69x = 173,864.40 × 69,400.08 - Step 4: Simplify right side
125,988.69x = 12,066,203,269.15 - Step 5: Solve for x
x = 12,066,203,269.15/125,988.69 - Step 6: Final answer
x = 95,772.11
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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.