Finding the Fourth Proportional to 124,423.70, 186,635.55 and 62,215.70
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Solution
The fourth proportional to 124,423.70, 186,635.55 and 62,215.70 is: 93,323.55
Step by Step Solution
- Step 1: Write the proportion equation
124,423.70 : 186,635.55 = 62,215.70 : x - Step 2: Convert to fraction form
124,423.70/186,635.55 = 62,215.70/x - Step 3: Cross multiply
124,423.70x = 186,635.55 × 62,215.70 - Step 4: Simplify right side
124,423.70x = 11,611,661,388.14 - Step 5: Solve for x
x = 11,611,661,388.14/124,423.70 - Step 6: Final answer
x = 93,323.55
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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.