Finding the Fourth Proportional to 159,102.63, 219,559.84 and 118,448.53
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Solution
The fourth proportional to 159,102.63, 219,559.84 and 118,448.53 is: 163,457.64
Step by Step Solution
- Step 1: Write the proportion equation
159,102.63 : 219,559.84 = 118,448.53 : x - Step 2: Convert to fraction form
159,102.63/219,559.84 = 118,448.53/x - Step 3: Cross multiply
159,102.63x = 219,559.84 × 118,448.53 - Step 4: Simplify right side
159,102.63x = 26,006,540,295.04 - Step 5: Solve for x
x = 26,006,540,295.04/159,102.63 - Step 6: Final answer
x = 163,457.64
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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.