Finding the Fourth Proportional to 93,745.08, 129,370.44 and 53,462.70
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Solution
The fourth proportional to 93,745.08, 129,370.44 and 53,462.70 is: 73,779.80
Step by Step Solution
- Step 1: Write the proportion equation
93,745.08 : 129,370.44 = 53,462.70 : x - Step 2: Convert to fraction form
93,745.08/129,370.44 = 53,462.70/x - Step 3: Cross multiply
93,745.08x = 129,370.44 × 53,462.70 - Step 4: Simplify right side
93,745.08x = 6,916,493,022.59 - Step 5: Solve for x
x = 6,916,493,022.59/93,745.08 - Step 6: Final answer
x = 73,779.80
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1.5x scale
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.