Finding the Fourth Proportional to 233,547.68, 322,319.58 and 142,963.49
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Solution
The fourth proportional to 233,547.68, 322,319.58 and 142,963.49 is: 197,304.17
Step by Step Solution
- Step 1: Write the proportion equation
233,547.68 : 322,319.58 = 142,963.49 : x - Step 2: Convert to fraction form
233,547.68/322,319.58 = 142,963.49/x - Step 3: Cross multiply
233,547.68x = 322,319.58 × 142,963.49 - Step 4: Simplify right side
233,547.68x = 46,079,932,052.13 - Step 5: Solve for x
x = 46,079,932,052.13/233,547.68 - Step 6: Final answer
x = 197,304.17
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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.