Finding the Fourth Proportional to 75,718.75, 104,394.84 and 62,056.51
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Solution
The fourth proportional to 75,718.75, 104,394.84 and 62,056.51 is: 85,558.46
Step by Step Solution
- Step 1: Write the proportion equation
75,718.75 : 104,394.84 = 62,056.51 : x - Step 2: Convert to fraction form
75,718.75/104,394.84 = 62,056.51/x - Step 3: Cross multiply
75,718.75x = 104,394.84 × 62,056.51 - Step 4: Simplify right side
75,718.75x = 6,478,379,432.41 - Step 5: Solve for x
x = 6,478,379,432.41/75,718.75 - Step 6: Final answer
x = 85,558.46
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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.