Finding the Fourth Proportional to 207,112.93, 310,666.28 and 93,180.28
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Solution
The fourth proportional to 207,112.93, 310,666.28 and 93,180.28 is: 139,769.02
Step by Step Solution
- Step 1: Write the proportion equation
207,112.93 : 310,666.28 = 93,180.28 : x - Step 2: Convert to fraction form
207,112.93/310,666.28 = 93,180.28/x - Step 3: Cross multiply
207,112.93x = 310,666.28 × 93,180.28 - Step 4: Simplify right side
207,112.93x = 28,947,971,432.71 - Step 5: Solve for x
x = 28,947,971,432.71/207,112.93 - Step 6: Final answer
x = 139,769.02
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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.