Finding the Fourth Proportional to 205,413.04, 283,484.66 and 113,530.35
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Solution
The fourth proportional to 205,413.04, 283,484.66 and 113,530.35 is: 156,679.99
Step by Step Solution
- Step 1: Write the proportion equation
205,413.04 : 283,484.66 = 113,530.35 : x - Step 2: Convert to fraction form
205,413.04/283,484.66 = 113,530.35/x - Step 3: Cross multiply
205,413.04x = 283,484.66 × 113,530.35 - Step 4: Simplify right side
205,413.04x = 32,184,112,457.41 - Step 5: Solve for x
x = 32,184,112,457.41/205,413.04 - Step 6: Final answer
x = 156,679.99
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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.