Finding the Fourth Proportional to 186,327.98, 257,124.03 and 101,444.78
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Solution
The fourth proportional to 186,327.98, 257,124.03 and 101,444.78 is: 139,989.12
Step by Step Solution
- Step 1: Write the proportion equation
186,327.98 : 257,124.03 = 101,444.78 : x - Step 2: Convert to fraction form
186,327.98/257,124.03 = 101,444.78/x - Step 3: Cross multiply
186,327.98x = 257,124.03 × 101,444.78 - Step 4: Simplify right side
186,327.98x = 26,083,890,656.06 - Step 5: Solve for x
x = 26,083,890,656.06/186,327.98 - Step 6: Final answer
x = 139,989.12
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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.