Finding the Fourth Proportional to 124,246.35, 186,424.20 and 57,652.20
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Solution
The fourth proportional to 124,246.35, 186,424.20 and 57,652.20 is: 86,503.67
Step by Step Solution
- Step 1: Write the proportion equation
124,246.35 : 186,424.20 = 57,652.20 : x - Step 2: Convert to fraction form
124,246.35/186,424.20 = 57,652.20/x - Step 3: Cross multiply
124,246.35x = 186,424.20 × 57,652.20 - Step 4: Simplify right side
124,246.35x = 10,747,765,263.24 - Step 5: Solve for x
x = 10,747,765,263.24/124,246.35 - Step 6: Final answer
x = 86,503.67
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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.