Finding the Fourth Proportional to 201,453.01, 277,985.86 and 110,807.53
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Solution
The fourth proportional to 201,453.01, 277,985.86 and 110,807.53 is: 152,903.78
Step by Step Solution
- Step 1: Write the proportion equation
201,453.01 : 277,985.86 = 110,807.53 : x - Step 2: Convert to fraction form
201,453.01/277,985.86 = 110,807.53/x - Step 3: Cross multiply
201,453.01x = 277,985.86 × 110,807.53 - Step 4: Simplify right side
201,453.01x = 30,802,926,521.53 - Step 5: Solve for x
x = 30,802,926,521.53/201,453.01 - Step 6: Final answer
x = 152,903.78
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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.