Finding the Fourth Proportional to 225,963.14, 338,946.66 and 57,483.63
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Solution
The fourth proportional to 225,963.14, 338,946.66 and 57,483.63 is: 86,225.94
Step by Step Solution
- Step 1: Write the proportion equation
225,963.14 : 338,946.66 = 57,483.63 : x - Step 2: Convert to fraction form
225,963.14/338,946.66 = 57,483.63/x - Step 3: Cross multiply
225,963.14x = 338,946.66 × 57,483.63 - Step 4: Simplify right side
225,963.14x = 19,483,884,393.18 - Step 5: Solve for x
x = 19,483,884,393.18/225,963.14 - Step 6: Final answer
x = 86,225.94
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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.