Finding the Fourth Proportional to 170,306.81, 235,041.87 and 93,833.75
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Solution
The fourth proportional to 170,306.81, 235,041.87 and 93,833.75 is: 129,500.75
Step by Step Solution
- Step 1: Write the proportion equation
170,306.81 : 235,041.87 = 93,833.75 : x - Step 2: Convert to fraction form
170,306.81/235,041.87 = 93,833.75/x - Step 3: Cross multiply
170,306.81x = 235,041.87 × 93,833.75 - Step 4: Simplify right side
170,306.81x = 22,054,860,069.11 - Step 5: Solve for x
x = 22,054,860,069.11/170,306.81 - Step 6: Final answer
x = 129,500.75
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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.