Finding the Fourth Proportional to 172,192.48, 257,807.58 and 93,023.08
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Solution
The fourth proportional to 172,192.48, 257,807.58 and 93,023.08 is: 139,274.70
Step by Step Solution
- Step 1: Write the proportion equation
172,192.48 : 257,807.58 = 93,023.08 : x - Step 2: Convert to fraction form
172,192.48/257,807.58 = 93,023.08/x - Step 3: Cross multiply
172,192.48x = 257,807.58 × 93,023.08 - Step 4: Simplify right side
172,192.48x = 23,982,055,138.95 - Step 5: Solve for x
x = 23,982,055,138.95/172,192.48 - Step 6: Final answer
x = 139,274.70
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1.5x scale
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.