Finding the Fourth Proportional to 75,097.91, 103,628.08 and 44,877.21
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Solution
The fourth proportional to 75,097.91, 103,628.08 and 44,877.21 is: 61,926.35
Step by Step Solution
- Step 1: Write the proportion equation
75,097.91 : 103,628.08 = 44,877.21 : x - Step 2: Convert to fraction form
75,097.91/103,628.08 = 44,877.21/x - Step 3: Cross multiply
75,097.91x = 103,628.08 × 44,877.21 - Step 4: Simplify right side
75,097.91x = 4,650,539,108.06 - Step 5: Solve for x
x = 4,650,539,108.06/75,097.91 - Step 6: Final answer
x = 61,926.35
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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.