Finding the Fourth Proportional to 106,347.53, 146,762.68 and 58,603.96
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Solution
The fourth proportional to 106,347.53, 146,762.68 and 58,603.96 is: 80,875.17
Step by Step Solution
- Step 1: Write the proportion equation
106,347.53 : 146,762.68 = 58,603.96 : x - Step 2: Convert to fraction form
106,347.53/146,762.68 = 58,603.96/x - Step 3: Cross multiply
106,347.53x = 146,762.68 × 58,603.96 - Step 4: Simplify right side
106,347.53x = 8,600,874,228.21 - Step 5: Solve for x
x = 8,600,874,228.21/106,347.53 - Step 6: Final answer
x = 80,875.17
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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.