Finding the Fourth Proportional to 134,327.19, 185,266.58 and 83,311.31
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Solution
The fourth proportional to 134,327.19, 185,266.58 and 83,311.31 is: 114,904.52
Step by Step Solution
- Step 1: Write the proportion equation
134,327.19 : 185,266.58 = 83,311.31 : x - Step 2: Convert to fraction form
134,327.19/185,266.58 = 83,311.31/x - Step 3: Cross multiply
134,327.19x = 185,266.58 × 83,311.31 - Step 4: Simplify right side
134,327.19x = 15,434,801,525.63 - Step 5: Solve for x
x = 15,434,801,525.63/134,327.19 - Step 6: Final answer
x = 114,904.52
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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.