Finding the Fourth Proportional to 146,300.76, 201,895.74 and 79,232.76
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Solution
The fourth proportional to 146,300.76, 201,895.74 and 79,232.76 is: 109,341.58
Step by Step Solution
- Step 1: Write the proportion equation
146,300.76 : 201,895.74 = 79,232.76 : x - Step 2: Convert to fraction form
146,300.76/201,895.74 = 79,232.76/x - Step 3: Cross multiply
146,300.76x = 201,895.74 × 79,232.76 - Step 4: Simplify right side
146,300.76x = 15,996,756,712.44 - Step 5: Solve for x
x = 15,996,756,712.44/146,300.76 - Step 6: Final answer
x = 109,341.58
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1.5x scale
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.