Finding the Fourth Proportional to 136,878.95, 205,032.39 and 110,079.99
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Solution
The fourth proportional to 136,878.95, 205,032.39 and 110,079.99 is: 164,889.96
Step by Step Solution
- Step 1: Write the proportion equation
136,878.95 : 205,032.39 = 110,079.99 : x - Step 2: Convert to fraction form
136,878.95/205,032.39 = 110,079.99/x - Step 3: Cross multiply
136,878.95x = 205,032.39 × 110,079.99 - Step 4: Simplify right side
136,878.95x = 22,569,963,440.88 - Step 5: Solve for x
x = 22,569,963,440.88/136,878.95 - Step 6: Final answer
x = 164,889.96
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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.