Finding the Fourth Proportional to 134,451.06, 201,709.80 and 55,587.84
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Solution
The fourth proportional to 134,451.06, 201,709.80 and 55,587.84 is: 83,395.49
Step by Step Solution
- Step 1: Write the proportion equation
134,451.06 : 201,709.80 = 55,587.84 : x - Step 2: Convert to fraction form
134,451.06/201,709.80 = 55,587.84/x - Step 3: Cross multiply
134,451.06x = 201,709.80 × 55,587.84 - Step 4: Simplify right side
134,451.06x = 11,212,612,088.83 - Step 5: Solve for x
x = 11,212,612,088.83/134,451.06 - Step 6: Final answer
x = 83,395.49
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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.