Finding the Fourth Proportional to 134,731.36, 202,097.52 and 131,483.68
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Solution
The fourth proportional to 134,731.36, 202,097.52 and 131,483.68 is: 197,225.99
Step by Step Solution
- Step 1: Write the proportion equation
134,731.36 : 202,097.52 = 131,483.68 : x - Step 2: Convert to fraction form
134,731.36/202,097.52 = 131,483.68/x - Step 3: Cross multiply
134,731.36x = 202,097.52 × 131,483.68 - Step 4: Simplify right side
134,731.36x = 26,572,525,648.47 - Step 5: Solve for x
x = 26,572,525,648.47/134,731.36 - Step 6: Final answer
x = 197,225.99
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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.