Finding the Fourth Proportional to 124,078.04, 186,118.08 and 35,331.44
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Solution
The fourth proportional to 124,078.04, 186,118.08 and 35,331.44 is: 52,997.45
Step by Step Solution
- Step 1: Write the proportion equation
124,078.04 : 186,118.08 = 35,331.44 : x - Step 2: Convert to fraction form
124,078.04/186,118.08 = 35,331.44/x - Step 3: Cross multiply
124,078.04x = 186,118.08 × 35,331.44 - Step 4: Simplify right side
124,078.04x = 6,575,819,776.44 - Step 5: Solve for x
x = 6,575,819,776.44/124,078.04 - Step 6: Final answer
x = 52,997.45
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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.