Finding the Fourth Proportional to 180,848.35, 271,306.55 and 72,785.98
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Solution
The fourth proportional to 180,848.35, 271,306.55 and 72,785.98 is: 109,192.66
Step by Step Solution
- Step 1: Write the proportion equation
180,848.35 : 271,306.55 = 72,785.98 : x - Step 2: Convert to fraction form
180,848.35/271,306.55 = 72,785.98/x - Step 3: Cross multiply
180,848.35x = 271,306.55 × 72,785.98 - Step 4: Simplify right side
180,848.35x = 19,747,313,122.17 - Step 5: Solve for x
x = 19,747,313,122.17/180,848.35 - Step 6: Final answer
x = 109,192.66
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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.