Finding the Fourth Proportional to 75,095.84, 103,630.80 and 41,562.08
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Solution
The fourth proportional to 75,095.84, 103,630.80 and 41,562.08 is: 57,354.86
Step by Step Solution
- Step 1: Write the proportion equation
75,095.84 : 103,630.80 = 41,562.08 : x - Step 2: Convert to fraction form
75,095.84/103,630.80 = 41,562.08/x - Step 3: Cross multiply
75,095.84x = 103,630.80 × 41,562.08 - Step 4: Simplify right side
75,095.84x = 4,307,111,600.06 - Step 5: Solve for x
x = 4,307,111,600.06/75,095.84 - Step 6: Final answer
x = 57,354.86
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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.