Finding the Fourth Proportional to 107,914.52, 148,882.99 and 62,567.53
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Solution
The fourth proportional to 107,914.52, 148,882.99 and 62,567.53 is: 86,320.55
Step by Step Solution
- Step 1: Write the proportion equation
107,914.52 : 148,882.99 = 62,567.53 : x - Step 2: Convert to fraction form
107,914.52/148,882.99 = 62,567.53/x - Step 3: Cross multiply
107,914.52x = 148,882.99 × 62,567.53 - Step 4: Simplify right side
107,914.52x = 9,315,241,471.94 - Step 5: Solve for x
x = 9,315,241,471.94/107,914.52 - Step 6: Final answer
x = 86,320.55
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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.