Finding the Fourth Proportional to 250,444.16, 345,612.26 and 135,725.98
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Solution
The fourth proportional to 250,444.16, 345,612.26 and 135,725.98 is: 187,301.48
Step by Step Solution
- Step 1: Write the proportion equation
250,444.16 : 345,612.26 = 135,725.98 : x - Step 2: Convert to fraction form
250,444.16/345,612.26 = 135,725.98/x - Step 3: Cross multiply
250,444.16x = 345,612.26 × 135,725.98 - Step 4: Simplify right side
250,444.16x = 46,908,562,688.51 - Step 5: Solve for x
x = 46,908,562,688.51/250,444.16 - Step 6: Final answer
x = 187,301.48
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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.