Finding the Fourth Proportional to 134,237.20, 201,125.40 and 63,965.20
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Solution
The fourth proportional to 134,237.20, 201,125.40 and 63,965.20 is: 95,838.01
Step by Step Solution
- Step 1: Write the proportion equation
134,237.20 : 201,125.40 = 63,965.20 : x - Step 2: Convert to fraction form
134,237.20/201,125.40 = 63,965.20/x - Step 3: Cross multiply
134,237.20x = 201,125.40 × 63,965.20 - Step 4: Simplify right side
134,237.20x = 12,865,026,436.08 - Step 5: Solve for x
x = 12,865,026,436.08/134,237.20 - Step 6: Final answer
x = 95,838.01
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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.