Finding the Fourth Proportional to 230,946.68, 346,287.74 and 70,980.99
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Solution
The fourth proportional to 230,946.68, 346,287.74 and 70,980.99 is: 106,430.83
Step by Step Solution
- Step 1: Write the proportion equation
230,946.68 : 346,287.74 = 70,980.99 : x - Step 2: Convert to fraction form
230,946.68/346,287.74 = 70,980.99/x - Step 3: Cross multiply
230,946.68x = 346,287.74 × 70,980.99 - Step 4: Simplify right side
230,946.68x = 24,579,846,255.16 - Step 5: Solve for x
x = 24,579,846,255.16/230,946.68 - Step 6: Final answer
x = 106,430.83
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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.