Finding the Fourth Proportional to 237,971.44, 328,397.52 and 135,995.74
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Solution
The fourth proportional to 237,971.44, 328,397.52 and 135,995.74 is: 187,672.37
Step by Step Solution
- Step 1: Write the proportion equation
237,971.44 : 328,397.52 = 135,995.74 : x - Step 2: Convert to fraction form
237,971.44/328,397.52 = 135,995.74/x - Step 3: Cross multiply
237,971.44x = 328,397.52 × 135,995.74 - Step 4: Simplify right side
237,971.44x = 44,660,663,746.56 - Step 5: Solve for x
x = 44,660,663,746.56/237,971.44 - Step 6: Final answer
x = 187,672.37
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1.5x scale
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.