Finding the Fourth Proportional to 248,603.94, 372,572.55 and 136,114.74
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Solution
The fourth proportional to 248,603.94, 372,572.55 and 136,114.74 is: 203,989.59
Step by Step Solution
- Step 1: Write the proportion equation
248,603.94 : 372,572.55 = 136,114.74 : x - Step 2: Convert to fraction form
248,603.94/372,572.55 = 136,114.74/x - Step 3: Cross multiply
248,603.94x = 372,572.55 × 136,114.74 - Step 4: Simplify right side
248,603.94x = 50,712,615,774.39 - Step 5: Solve for x
x = 50,712,615,774.39/248,603.94 - Step 6: Final answer
x = 203,989.59
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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.