Finding the Fourth Proportional to 125,572.14, 173,288.73 and 68,210.94
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Solution
The fourth proportional to 125,572.14, 173,288.73 and 68,210.94 is: 94,130.65
Step by Step Solution
- Step 1: Write the proportion equation
125,572.14 : 173,288.73 = 68,210.94 : x - Step 2: Convert to fraction form
125,572.14/173,288.73 = 68,210.94/x - Step 3: Cross multiply
125,572.14x = 173,288.73 × 68,210.94 - Step 4: Simplify right side
125,572.14x = 11,820,187,164.71 - Step 5: Solve for x
x = 11,820,187,164.71/125,572.14 - Step 6: Final answer
x = 94,130.65
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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.