Finding the Fourth Proportional to 75,762.41, 104,547.40 and 41,769.14
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Solution
The fourth proportional to 75,762.41, 104,547.40 and 41,769.14 is: 57,638.80
Step by Step Solution
- Step 1: Write the proportion equation
75,762.41 : 104,547.40 = 41,769.14 : x - Step 2: Convert to fraction form
75,762.41/104,547.40 = 41,769.14/x - Step 3: Cross multiply
75,762.41x = 104,547.40 × 41,769.14 - Step 4: Simplify right side
75,762.41x = 4,366,854,360.08 - Step 5: Solve for x
x = 4,366,854,360.08/75,762.41 - Step 6: Final answer
x = 57,638.80
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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.