Finding the Fourth Proportional to 164,089.88, 246,134.80 and 39,430.88
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Solution
The fourth proportional to 164,089.88, 246,134.80 and 39,430.88 is: 59,146.32
Step by Step Solution
- Step 1: Write the proportion equation
164,089.88 : 246,134.80 = 39,430.88 : x - Step 2: Convert to fraction form
164,089.88/246,134.80 = 39,430.88/x - Step 3: Cross multiply
164,089.88x = 246,134.80 × 39,430.88 - Step 4: Simplify right side
164,089.88x = 9,705,312,888.75 - Step 5: Solve for x
x = 9,705,312,888.75/164,089.88 - Step 6: Final answer
x = 59,146.32
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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.