Finding the Fourth Proportional to 134,058.60, 201,087.90 and 102,565.80
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Solution
The fourth proportional to 134,058.60, 201,087.90 and 102,565.80 is: 153,848.70
Step by Step Solution
- Step 1: Write the proportion equation
134,058.60 : 201,087.90 = 102,565.80 : x - Step 2: Convert to fraction form
134,058.60/201,087.90 = 102,565.80/x - Step 3: Cross multiply
134,058.60x = 201,087.90 × 102,565.80 - Step 4: Simplify right side
134,058.60x = 20,624,741,333.82 - Step 5: Solve for x
x = 20,624,741,333.82/134,058.60 - Step 6: Final answer
x = 153,848.70
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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.