Finding the Fourth Proportional to 232,124.70, 348,187.05 and 138,812.70
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Solution
The fourth proportional to 232,124.70, 348,187.05 and 138,812.70 is: 208,219.05
Step by Step Solution
- Step 1: Write the proportion equation
232,124.70 : 348,187.05 = 138,812.70 : x - Step 2: Convert to fraction form
232,124.70/348,187.05 = 138,812.70/x - Step 3: Cross multiply
232,124.70x = 348,187.05 × 138,812.70 - Step 4: Simplify right side
232,124.70x = 48,332,784,515.54 - Step 5: Solve for x
x = 48,332,784,515.54/232,124.70 - Step 6: Final answer
x = 208,219.05
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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.