Finding the Fourth Proportional to 201,312.06, 277,815.99 and 109,437.52
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Solution
The fourth proportional to 201,312.06, 277,815.99 and 109,437.52 is: 151,026.68
Step by Step Solution
- Step 1: Write the proportion equation
201,312.06 : 277,815.99 = 109,437.52 : x - Step 2: Convert to fraction form
201,312.06/277,815.99 = 109,437.52/x - Step 3: Cross multiply
201,312.06x = 277,815.99 × 109,437.52 - Step 4: Simplify right side
201,312.06x = 30,403,492,961.94 - Step 5: Solve for x
x = 30,403,492,961.94/201,312.06 - Step 6: Final answer
x = 151,026.68
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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.