Finding the Fourth Proportional to 106,996.14, 160,406.64 and 40,398.48
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Solution
The fourth proportional to 106,996.14, 160,406.64 and 40,398.48 is: 60,564.66
Step by Step Solution
- Step 1: Write the proportion equation
106,996.14 : 160,406.64 = 40,398.48 : x - Step 2: Convert to fraction form
106,996.14/160,406.64 = 40,398.48/x - Step 3: Cross multiply
106,996.14x = 160,406.64 × 40,398.48 - Step 4: Simplify right side
106,996.14x = 6,480,184,437.91 - Step 5: Solve for x
x = 6,480,184,437.91/106,996.14 - Step 6: Final answer
x = 60,564.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.