Finding the Fourth Proportional to 247,040.36, 340,916.22 and 133,863.14
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Solution
The fourth proportional to 247,040.36, 340,916.22 and 133,863.14 is: 184,731.42
Step by Step Solution
- Step 1: Write the proportion equation
247,040.36 : 340,916.22 = 133,863.14 : x - Step 2: Convert to fraction form
247,040.36/340,916.22 = 133,863.14/x - Step 3: Cross multiply
247,040.36x = 340,916.22 × 133,863.14 - Step 4: Simplify right side
247,040.36x = 45,636,115,686.13 - Step 5: Solve for x
x = 45,636,115,686.13/247,040.36 - Step 6: Final answer
x = 184,731.42
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1.5x scale
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.