Finding the Fourth Proportional to 75,673.08, 104,419.71 and 43,406.02
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Solution
The fourth proportional to 75,673.08, 104,419.71 and 43,406.02 is: 59,895.06
Step by Step Solution
- Step 1: Write the proportion equation
75,673.08 : 104,419.71 = 43,406.02 : x - Step 2: Convert to fraction form
75,673.08/104,419.71 = 43,406.02/x - Step 3: Cross multiply
75,673.08x = 104,419.71 × 43,406.02 - Step 4: Simplify right side
75,673.08x = 4,532,444,020.65 - Step 5: Solve for x
x = 4,532,444,020.65/75,673.08 - Step 6: Final answer
x = 59,895.06
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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.