Finding the Fourth Proportional to 169,489.08, 254,272.58 and 74,746.19
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Solution
The fourth proportional to 169,489.08, 254,272.58 and 74,746.19 is: 112,136.47
Step by Step Solution
- Step 1: Write the proportion equation
169,489.08 : 254,272.58 = 74,746.19 : x - Step 2: Convert to fraction form
169,489.08/254,272.58 = 74,746.19/x - Step 3: Cross multiply
169,489.08x = 254,272.58 × 74,746.19 - Step 4: Simplify right side
169,489.08x = 19,005,907,223.83 - Step 5: Solve for x
x = 19,005,907,223.83/169,489.08 - Step 6: Final answer
x = 112,136.47
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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.