Finding the Fourth Proportional to 239,439.39, 359,264.95 and 125,559.99
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Solution
The fourth proportional to 239,439.39, 359,264.95 and 125,559.99 is: 188,395.49
Step by Step Solution
- Step 1: Write the proportion equation
239,439.39 : 359,264.95 = 125,559.99 : x - Step 2: Convert to fraction form
239,439.39/359,264.95 = 125,559.99/x - Step 3: Cross multiply
239,439.39x = 359,264.95 × 125,559.99 - Step 4: Simplify right side
239,439.39x = 45,109,301,105.23 - Step 5: Solve for x
x = 45,109,301,105.23/239,439.39 - Step 6: Final answer
x = 188,395.49
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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.