Finding the Fourth Proportional to 134,257.29, 185,278.07 and 73,824.09
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Solution
The fourth proportional to 134,257.29, 185,278.07 and 73,824.09 is: 101,878.90
Step by Step Solution
- Step 1: Write the proportion equation
134,257.29 : 185,278.07 = 73,824.09 : x - Step 2: Convert to fraction form
134,257.29/185,278.07 = 73,824.09/x - Step 3: Cross multiply
134,257.29x = 185,278.07 × 73,824.09 - Step 4: Simplify right side
134,257.29x = 13,677,984,545.59 - Step 5: Solve for x
x = 13,677,984,545.59/134,257.29 - Step 6: Final answer
x = 101,878.90
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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.