Finding the Fourth Proportional to 150,219.48, 207,299.34 and 86,593.08
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Solution
The fourth proportional to 150,219.48, 207,299.34 and 86,593.08 is: 119,496.41
Step by Step Solution
- Step 1: Write the proportion equation
150,219.48 : 207,299.34 = 86,593.08 : x - Step 2: Convert to fraction form
150,219.48/207,299.34 = 86,593.08/x - Step 3: Cross multiply
150,219.48x = 207,299.34 × 86,593.08 - Step 4: Simplify right side
150,219.48x = 17,950,688,332.57 - Step 5: Solve for x
x = 17,950,688,332.57/150,219.48 - Step 6: Final answer
x = 119,496.41
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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.