Finding the Fourth Proportional to 282,125.70, 423,220.65 and 102,295.80
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Solution
The fourth proportional to 282,125.70, 423,220.65 and 102,295.80 is: 153,455.34
Step by Step Solution
- Step 1: Write the proportion equation
282,125.70 : 423,220.65 = 102,295.80 : x - Step 2: Convert to fraction form
282,125.70/423,220.65 = 102,295.80/x - Step 3: Cross multiply
282,125.70x = 423,220.65 × 102,295.80 - Step 4: Simplify right side
282,125.70x = 43,293,694,968.27 - Step 5: Solve for x
x = 43,293,694,968.27/282,125.70 - Step 6: Final answer
x = 153,455.34
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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.