Finding the Fourth Proportional to 210,114.99, 289,946.88 and 119,458.17
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Solution
The fourth proportional to 210,114.99, 289,946.88 and 119,458.17 is: 164,845.56
Step by Step Solution
- Step 1: Write the proportion equation
210,114.99 : 289,946.88 = 119,458.17 : x - Step 2: Convert to fraction form
210,114.99/289,946.88 = 119,458.17/x - Step 3: Cross multiply
210,114.99x = 289,946.88 × 119,458.17 - Step 4: Simplify right side
210,114.99x = 34,636,523,682.01 - Step 5: Solve for x
x = 34,636,523,682.01/210,114.99 - Step 6: Final answer
x = 164,845.56
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1.5x scale
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.