Finding the Fourth Proportional to 152,117.40, 227,738.70 and 93,068.40
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Solution
The fourth proportional to 152,117.40, 227,738.70 and 93,068.40 is: 139,334.99
Step by Step Solution
- Step 1: Write the proportion equation
152,117.40 : 227,738.70 = 93,068.40 : x - Step 2: Convert to fraction form
152,117.40/227,738.70 = 93,068.40/x - Step 3: Cross multiply
152,117.40x = 227,738.70 × 93,068.40 - Step 4: Simplify right side
152,117.40x = 21,195,276,427.08 - Step 5: Solve for x
x = 21,195,276,427.08/152,117.40 - Step 6: Final answer
x = 139,334.99
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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.