Finding the Fourth Proportional to 248,278.98, 372,603.24 and 121,987.02
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Solution
The fourth proportional to 248,278.98, 372,603.24 and 121,987.02 is: 183,071.31
Step by Step Solution
- Step 1: Write the proportion equation
248,278.98 : 372,603.24 = 121,987.02 : x - Step 2: Convert to fraction form
248,278.98/372,603.24 = 121,987.02/x - Step 3: Cross multiply
248,278.98x = 372,603.24 × 121,987.02 - Step 4: Simplify right side
248,278.98x = 45,452,758,889.94 - Step 5: Solve for x
x = 45,452,758,889.94/248,278.98 - Step 6: Final answer
x = 183,071.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.