Finding the Fourth Proportional to 70,993.14, 106,474.68 and 26,623.17
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Solution
The fourth proportional to 70,993.14, 106,474.68 and 26,623.17 is: 39,929.12
Step by Step Solution
- Step 1: Write the proportion equation
70,993.14 : 106,474.68 = 26,623.17 : x - Step 2: Convert to fraction form
70,993.14/106,474.68 = 26,623.17/x - Step 3: Cross multiply
70,993.14x = 106,474.68 × 26,623.17 - Step 4: Simplify right side
70,993.14x = 2,834,693,506.34 - Step 5: Solve for x
x = 2,834,693,506.34/70,993.14 - Step 6: Final answer
x = 39,929.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.