Finding the Fourth Proportional to 157,473.40, 236,210.10 and 94,487.80
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Solution
The fourth proportional to 157,473.40, 236,210.10 and 94,487.80 is: 141,731.70
Step by Step Solution
- Step 1: Write the proportion equation
157,473.40 : 236,210.10 = 94,487.80 : x - Step 2: Convert to fraction form
157,473.40/236,210.10 = 94,487.80/x - Step 3: Cross multiply
157,473.40x = 236,210.10 × 94,487.80 - Step 4: Simplify right side
157,473.40x = 22,318,972,686.78 - Step 5: Solve for x
x = 22,318,972,686.78/157,473.40 - Step 6: Final answer
x = 141,731.70
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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.