Finding the Fourth Proportional to 193,360.72, 266,837.92 and 107,319.74
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Solution
The fourth proportional to 193,360.72, 266,837.92 and 107,319.74 is: 148,101.31
Step by Step Solution
- Step 1: Write the proportion equation
193,360.72 : 266,837.92 = 107,319.74 : x - Step 2: Convert to fraction form
193,360.72/266,837.92 = 107,319.74/x - Step 3: Cross multiply
193,360.72x = 266,837.92 × 107,319.74 - Step 4: Simplify right side
193,360.72x = 28,636,974,895.89 - Step 5: Solve for x
x = 28,636,974,895.89/193,360.72 - Step 6: Final answer
x = 148,101.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.