Finding the Fourth Proportional to 149,763.07, 224,640.28 and 38,955.07
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Solution
The fourth proportional to 149,763.07, 224,640.28 and 38,955.07 is: 58,431.48
Step by Step Solution
- Step 1: Write the proportion equation
149,763.07 : 224,640.28 = 38,955.07 : x - Step 2: Convert to fraction form
149,763.07/224,640.28 = 38,955.07/x - Step 3: Cross multiply
149,763.07x = 224,640.28 × 38,955.07 - Step 4: Simplify right side
149,763.07x = 8,750,877,832.22 - Step 5: Solve for x
x = 8,750,877,832.22/149,763.07 - Step 6: Final answer
x = 58,431.48
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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.