Finding the Fourth Proportional to 239,212.63, 358,821.58 and 102,417.33
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Solution
The fourth proportional to 239,212.63, 358,821.58 and 102,417.33 is: 153,627.12
Step by Step Solution
- Step 1: Write the proportion equation
239,212.63 : 358,821.58 = 102,417.33 : x - Step 2: Convert to fraction form
239,212.63/358,821.58 = 102,417.33/x - Step 3: Cross multiply
239,212.63x = 358,821.58 × 102,417.33 - Step 4: Simplify right side
239,212.63x = 36,749,547,433.18 - Step 5: Solve for x
x = 36,749,547,433.18/239,212.63 - Step 6: Final answer
x = 153,627.12
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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.