Finding the Third Proportional to 73,985.50 and 160,420.75
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Solution
The third proportional to 73,985.50 and 160,420.75 is: 347,835.95
Step by Step Solution
- Step 1: Write the proportion equation
73,985.50 : 160,420.75 = 160,420.75 : x - Step 2: Convert to fraction form
73,985.50/160,420.75 = 160,420.75/x - Step 3: Cross multiply
73,985.50x = 160,420.75 × 160,420.75 - Step 4: Simplify right side
73,985.50x = 25,734,817,030.56 - Step 5: Solve for x
x = 25,734,817,030.56/73,985.50 - Step 6: Final answer
x = 347,835.95
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.