Finding the Fourth Proportional to 233,788.68, 350,838.36 and 86,044.68
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Solution
The fourth proportional to 233,788.68, 350,838.36 and 86,044.68 is: 129,124.19
Step by Step Solution
- Step 1: Write the proportion equation
233,788.68 : 350,838.36 = 86,044.68 : x - Step 2: Convert to fraction form
233,788.68/350,838.36 = 86,044.68/x - Step 3: Cross multiply
233,788.68x = 350,838.36 × 86,044.68 - Step 4: Simplify right side
233,788.68x = 30,187,774,417.92 - Step 5: Solve for x
x = 30,187,774,417.92/233,788.68 - Step 6: Final answer
x = 129,124.19
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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.