Finding the Fourth Proportional to 148,724.51, 205,163.73 and 94,952.99
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Solution
The fourth proportional to 148,724.51, 205,163.73 and 94,952.99 is: 130,986.54
Step by Step Solution
- Step 1: Write the proportion equation
148,724.51 : 205,163.73 = 94,952.99 : x - Step 2: Convert to fraction form
148,724.51/205,163.73 = 94,952.99/x - Step 3: Cross multiply
148,724.51x = 205,163.73 × 94,952.99 - Step 4: Simplify right side
148,724.51x = 19,480,908,577.23 - Step 5: Solve for x
x = 19,480,908,577.23/148,724.51 - Step 6: Final answer
x = 130,986.54
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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.