Finding the Fourth Proportional to 233,706.19, 322,580.61 and 138,246.07
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Solution
The fourth proportional to 233,706.19, 322,580.61 and 138,246.07 is: 190,818.66
Step by Step Solution
- Step 1: Write the proportion equation
233,706.19 : 322,580.61 = 138,246.07 : x - Step 2: Convert to fraction form
233,706.19/322,580.61 = 138,246.07/x - Step 3: Cross multiply
233,706.19x = 322,580.61 × 138,246.07 - Step 4: Simplify right side
233,706.19x = 44,595,501,590.70 - Step 5: Solve for x
x = 44,595,501,590.70/233,706.19 - Step 6: Final answer
x = 190,818.66
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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.