Finding the Fourth Proportional to 175,251.80, 262,877.70 and 147,603.80
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Solution
The fourth proportional to 175,251.80, 262,877.70 and 147,603.80 is: 221,405.70
Step by Step Solution
- Step 1: Write the proportion equation
175,251.80 : 262,877.70 = 147,603.80 : x - Step 2: Convert to fraction form
175,251.80/262,877.70 = 147,603.80/x - Step 3: Cross multiply
175,251.80x = 262,877.70 × 147,603.80 - Step 4: Simplify right side
175,251.80x = 38,801,747,455.26 - Step 5: Solve for x
x = 38,801,747,455.26/175,251.80 - Step 6: Final answer
x = 221,405.70
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1.5x scale
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.