Finding the Fourth Proportional to 180,349.44, 248,866.56 and 99,775.68
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Solution
The fourth proportional to 180,349.44, 248,866.56 and 99,775.68 is: 137,681.77
Step by Step Solution
- Step 1: Write the proportion equation
180,349.44 : 248,866.56 = 99,775.68 : x - Step 2: Convert to fraction form
180,349.44/248,866.56 = 99,775.68/x - Step 3: Cross multiply
180,349.44x = 248,866.56 × 99,775.68 - Step 4: Simplify right side
180,349.44x = 24,830,830,253.26 - Step 5: Solve for x
x = 24,830,830,253.26/180,349.44 - Step 6: Final answer
x = 137,681.77
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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.