Finding the Fourth Proportional to 117,547.70, 176,029.95 and 94,219.70
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Solution
The fourth proportional to 117,547.70, 176,029.95 and 94,219.70 is: 141,095.82
Step by Step Solution
- Step 1: Write the proportion equation
117,547.70 : 176,029.95 = 94,219.70 : x - Step 2: Convert to fraction form
117,547.70/176,029.95 = 94,219.70/x - Step 3: Cross multiply
117,547.70x = 176,029.95 × 94,219.70 - Step 4: Simplify right side
117,547.70x = 16,585,489,080.02 - Step 5: Solve for x
x = 16,585,489,080.02/117,547.70 - Step 6: Final answer
x = 141,095.82
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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.