Finding the Fourth Proportional to 237,415.70, 356,123.55 and 71,203.70
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Solution
The fourth proportional to 237,415.70, 356,123.55 and 71,203.70 is: 106,805.55
Step by Step Solution
- Step 1: Write the proportion equation
237,415.70 : 356,123.55 = 71,203.70 : x - Step 2: Convert to fraction form
237,415.70/356,123.55 = 71,203.70/x - Step 3: Cross multiply
237,415.70x = 356,123.55 × 71,203.70 - Step 4: Simplify right side
237,415.70x = 25,357,314,417.14 - Step 5: Solve for x
x = 25,357,314,417.14/237,415.70 - Step 6: Final answer
x = 106,805.55
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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.