Finding the Fourth Proportional to 106,984.80, 160,502.58 and 36,862.02
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Solution
The fourth proportional to 106,984.80, 160,502.58 and 36,862.02 is: 55,301.77
Step by Step Solution
- Step 1: Write the proportion equation
106,984.80 : 160,502.58 = 36,862.02 : x - Step 2: Convert to fraction form
106,984.80/160,502.58 = 36,862.02/x - Step 3: Cross multiply
106,984.80x = 160,502.58 × 36,862.02 - Step 4: Simplify right side
106,984.80x = 5,916,449,314.01 - Step 5: Solve for x
x = 5,916,449,314.01/106,984.80 - Step 6: Final answer
x = 55,301.77
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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.