Finding the Fourth Proportional to 219,406.70, 329,044.82 and 93,045.08
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Solution
The fourth proportional to 219,406.70, 329,044.82 and 93,045.08 is: 139,539.95
Step by Step Solution
- Step 1: Write the proportion equation
219,406.70 : 329,044.82 = 93,045.08 : x - Step 2: Convert to fraction form
219,406.70/329,044.82 = 93,045.08/x - Step 3: Cross multiply
219,406.70x = 329,044.82 × 93,045.08 - Step 4: Simplify right side
219,406.70x = 30,615,999,490.04 - Step 5: Solve for x
x = 30,615,999,490.04/219,406.70 - Step 6: Final answer
x = 139,539.95
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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.