Finding the Fourth Proportional to 114,388.93, 157,862.55 and 63,407.08
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Solution
The fourth proportional to 114,388.93, 157,862.55 and 63,407.08 is: 87,505.00
Step by Step Solution
- Step 1: Write the proportion equation
114,388.93 : 157,862.55 = 63,407.08 : x - Step 2: Convert to fraction form
114,388.93/157,862.55 = 63,407.08/x - Step 3: Cross multiply
114,388.93x = 157,862.55 × 63,407.08 - Step 4: Simplify right side
114,388.93x = 10,009,603,336.85 - Step 5: Solve for x
x = 10,009,603,336.85/114,388.93 - Step 6: Final answer
x = 87,505.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.