Finding the Fourth Proportional to 73,402.08, 101,294.91 and 39,868.08
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Solution
The fourth proportional to 73,402.08, 101,294.91 and 39,868.08 is: 55,017.97
Step by Step Solution
- Step 1: Write the proportion equation
73,402.08 : 101,294.91 = 39,868.08 : x - Step 2: Convert to fraction form
73,402.08/101,294.91 = 39,868.08/x - Step 3: Cross multiply
73,402.08x = 101,294.91 × 39,868.08 - Step 4: Simplify right side
73,402.08x = 4,038,433,575.47 - Step 5: Solve for x
x = 4,038,433,575.47/73,402.08 - Step 6: Final answer
x = 55,017.97
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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.