Finding the Fourth Proportional to 213,053.07, 319,623.35 and 63,280.02
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Solution
The fourth proportional to 213,053.07, 319,623.35 and 63,280.02 is: 94,933.02
Step by Step Solution
- Step 1: Write the proportion equation
213,053.07 : 319,623.35 = 63,280.02 : x - Step 2: Convert to fraction form
213,053.07/319,623.35 = 63,280.02/x - Step 3: Cross multiply
213,053.07x = 319,623.35 × 63,280.02 - Step 4: Simplify right side
213,053.07x = 20,225,771,980.47 - Step 5: Solve for x
x = 20,225,771,980.47/213,053.07 - Step 6: Final answer
x = 94,933.02
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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.