Finding the Fourth Proportional to 147,853.30, 221,488.35 and 88,512.70
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Solution
The fourth proportional to 147,853.30, 221,488.35 and 88,512.70 is: 132,594.48
Step by Step Solution
- Step 1: Write the proportion equation
147,853.30 : 221,488.35 = 88,512.70 : x - Step 2: Convert to fraction form
147,853.30/221,488.35 = 88,512.70/x - Step 3: Cross multiply
147,853.30x = 221,488.35 × 88,512.70 - Step 4: Simplify right side
147,853.30x = 19,604,531,877.05 - Step 5: Solve for x
x = 19,604,531,877.05/147,853.30 - Step 6: Final answer
x = 132,594.48
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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.