Finding the Fourth Proportional to 124,300.24, 186,305.70 and 71,029.55
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Solution
The fourth proportional to 124,300.24, 186,305.70 and 71,029.55 is: 106,461.66
Step by Step Solution
- Step 1: Write the proportion equation
124,300.24 : 186,305.70 = 71,029.55 : x - Step 2: Convert to fraction form
124,300.24/186,305.70 = 71,029.55/x - Step 3: Cross multiply
124,300.24x = 186,305.70 × 71,029.55 - Step 4: Simplify right side
124,300.24x = 13,233,210,033.44 - Step 5: Solve for x
x = 13,233,210,033.44/124,300.24 - Step 6: Final answer
x = 106,461.66
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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.