Finding the Fourth Proportional to 97,823.50, 146,756.30 and 30,354.19
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Solution
The fourth proportional to 97,823.50, 146,756.30 and 30,354.19 is: 45,537.82
Step by Step Solution
- Step 1: Write the proportion equation
97,823.50 : 146,756.30 = 30,354.19 : x - Step 2: Convert to fraction form
97,823.50/146,756.30 = 30,354.19/x - Step 3: Cross multiply
97,823.50x = 146,756.30 × 30,354.19 - Step 4: Simplify right side
97,823.50x = 4,454,668,613.90 - Step 5: Solve for x
x = 4,454,668,613.90/97,823.50 - Step 6: Final answer
x = 45,537.82
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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.