Finding the Fourth Proportional to 73,867.08, 101,952.90 and 45,193.08
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Solution
The fourth proportional to 73,867.08, 101,952.90 and 45,193.08 is: 62,376.44
Step by Step Solution
- Step 1: Write the proportion equation
73,867.08 : 101,952.90 = 45,193.08 : x - Step 2: Convert to fraction form
73,867.08/101,952.90 = 45,193.08/x - Step 3: Cross multiply
73,867.08x = 101,952.90 × 45,193.08 - Step 4: Simplify right side
73,867.08x = 4,607,565,565.93 - Step 5: Solve for x
x = 4,607,565,565.93/73,867.08 - Step 6: Final answer
x = 62,376.44
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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.