Finding the Fourth Proportional to 201,566.04, 278,154.16 and 110,913.53
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Solution
The fourth proportional to 201,566.04, 278,154.16 and 110,913.53 is: 153,056.82
Step by Step Solution
- Step 1: Write the proportion equation
201,566.04 : 278,154.16 = 110,913.53 : x - Step 2: Convert to fraction form
201,566.04/278,154.16 = 110,913.53/x - Step 3: Cross multiply
201,566.04x = 278,154.16 × 110,913.53 - Step 4: Simplify right side
201,566.04x = 30,851,057,824.45 - Step 5: Solve for x
x = 30,851,057,824.45/201,566.04 - Step 6: Final answer
x = 153,056.82
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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.