Finding the Third Proportional to 163,901.25 and 253,130.63
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Solution
The third proportional to 163,901.25 and 253,130.63 is: 390,937.31
Step by Step Solution
- Step 1: Write the proportion equation
163,901.25 : 253,130.63 = 253,130.63 : x - Step 2: Convert to fraction form
163,901.25/253,130.63 = 253,130.63/x - Step 3: Cross multiply
163,901.25x = 253,130.63 × 253,130.63 - Step 4: Simplify right side
163,901.25x = 64,075,113,312.89 - Step 5: Solve for x
x = 64,075,113,312.89/163,901.25 - Step 6: Final answer
x = 390,937.31
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.