Finding the Fourth Proportional to 236,187.08, 325,840.03 and 139,352.49
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Solution
The fourth proportional to 236,187.08, 325,840.03 and 139,352.49 is: 192,248.53
Step by Step Solution
- Step 1: Write the proportion equation
236,187.08 : 325,840.03 = 139,352.49 : x - Step 2: Convert to fraction form
236,187.08/325,840.03 = 139,352.49/x - Step 3: Cross multiply
236,187.08x = 325,840.03 × 139,352.49 - Step 4: Simplify right side
236,187.08x = 45,406,619,522.17 - Step 5: Solve for x
x = 45,406,619,522.17/236,187.08 - Step 6: Final answer
x = 192,248.53
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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.