Finding the Fourth Proportional to 236,616.99, 326,538.59 and 134,657.08
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Solution
The fourth proportional to 236,616.99, 326,538.59 and 134,657.08 is: 185,830.83
Step by Step Solution
- Step 1: Write the proportion equation
236,616.99 : 326,538.59 = 134,657.08 : x - Step 2: Convert to fraction form
236,616.99/326,538.59 = 134,657.08/x - Step 3: Cross multiply
236,616.99x = 326,538.59 × 134,657.08 - Step 4: Simplify right side
236,616.99x = 43,970,731,404.02 - Step 5: Solve for x
x = 43,970,731,404.02/236,616.99 - Step 6: Final answer
x = 185,830.83
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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.