Finding the Fourth Proportional to 353,257.68, 529,886.66 and 87,023.37
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Solution
The fourth proportional to 353,257.68, 529,886.66 and 87,023.37 is: 130,535.09
Step by Step Solution
- Step 1: Write the proportion equation
353,257.68 : 529,886.66 = 87,023.37 : x - Step 2: Convert to fraction form
353,257.68/529,886.66 = 87,023.37/x - Step 3: Cross multiply
353,257.68x = 529,886.66 × 87,023.37 - Step 4: Simplify right side
353,257.68x = 46,112,522,436.13 - Step 5: Solve for x
x = 46,112,522,436.13/353,257.68 - Step 6: Final answer
x = 130,535.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.