Finding the Fourth Proportional to 214,688.76, 296,271.12 and 119,195.68
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Solution
The fourth proportional to 214,688.76, 296,271.12 and 119,195.68 is: 164,490.39
Step by Step Solution
- Step 1: Write the proportion equation
214,688.76 : 296,271.12 = 119,195.68 : x - Step 2: Convert to fraction form
214,688.76/296,271.12 = 119,195.68/x - Step 3: Cross multiply
214,688.76x = 296,271.12 × 119,195.68 - Step 4: Simplify right side
214,688.76x = 35,314,237,612.76 - Step 5: Solve for x
x = 35,314,237,612.76/214,688.76 - Step 6: Final answer
x = 164,490.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.