Finding the Fourth Proportional to 153,532.49, 230,298.74 and 59,972.63
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Solution
The fourth proportional to 153,532.49, 230,298.74 and 59,972.63 is: 89,958.94
Step by Step Solution
- Step 1: Write the proportion equation
153,532.49 : 230,298.74 = 59,972.63 : x - Step 2: Convert to fraction form
153,532.49/230,298.74 = 59,972.63/x - Step 3: Cross multiply
153,532.49x = 230,298.74 × 59,972.63 - Step 4: Simplify right side
153,532.49x = 13,811,619,672.13 - Step 5: Solve for x
x = 13,811,619,672.13/153,532.49 - Step 6: Final answer
x = 89,958.94
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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.