Finding the Fourth Proportional to 201,454.99, 278,002.08 and 110,810.95
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Solution
The fourth proportional to 201,454.99, 278,002.08 and 110,810.95 is: 152,915.92
Step by Step Solution
- Step 1: Write the proportion equation
201,454.99 : 278,002.08 = 110,810.95 : x - Step 2: Convert to fraction form
201,454.99/278,002.08 = 110,810.95/x - Step 3: Cross multiply
201,454.99x = 278,002.08 × 110,810.95 - Step 4: Simplify right side
201,454.99x = 30,805,674,586.78 - Step 5: Solve for x
x = 30,805,674,586.78/201,454.99 - Step 6: Final answer
x = 152,915.92
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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.