Finding the Fourth Proportional to 98,070.60, 147,127.68 and 27,950.52
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Solution
The fourth proportional to 98,070.60, 147,127.68 and 27,950.52 is: 41,931.99
Step by Step Solution
- Step 1: Write the proportion equation
98,070.60 : 147,127.68 = 27,950.52 : x - Step 2: Convert to fraction form
98,070.60/147,127.68 = 27,950.52/x - Step 3: Cross multiply
98,070.60x = 147,127.68 × 27,950.52 - Step 4: Simplify right side
98,070.60x = 4,112,295,162.39 - Step 5: Solve for x
x = 4,112,295,162.39/98,070.60 - Step 6: Final answer
x = 41,931.99
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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.