Finding the Fourth Proportional to 156,775.30, 235,162.95 and 94,413.70
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Solution
The fourth proportional to 156,775.30, 235,162.95 and 94,413.70 is: 141,620.55
Step by Step Solution
- Step 1: Write the proportion equation
156,775.30 : 235,162.95 = 94,413.70 : x - Step 2: Convert to fraction form
156,775.30/235,162.95 = 94,413.70/x - Step 3: Cross multiply
156,775.30x = 235,162.95 × 94,413.70 - Step 4: Simplify right side
156,775.30x = 22,202,604,212.42 - Step 5: Solve for x
x = 22,202,604,212.42/156,775.30 - Step 6: Final answer
x = 141,620.55
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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.