Finding the Fourth Proportional to 268,750.27, 370,890.68 and 154,047.99
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Solution
The fourth proportional to 268,750.27, 370,890.68 and 154,047.99 is: 212,595.00
Step by Step Solution
- Step 1: Write the proportion equation
268,750.27 : 370,890.68 = 154,047.99 : x - Step 2: Convert to fraction form
268,750.27/370,890.68 = 154,047.99/x - Step 3: Cross multiply
268,750.27x = 370,890.68 × 154,047.99 - Step 4: Simplify right side
268,750.27x = 57,134,963,763.73 - Step 5: Solve for x
x = 57,134,963,763.73/268,750.27 - Step 6: Final answer
x = 212,595.00
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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.