Finding the Fourth Proportional to 119,177.19, 178,746.35 and 36,051.75
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Solution
The fourth proportional to 119,177.19, 178,746.35 and 36,051.75 is: 54,071.74
Step by Step Solution
- Step 1: Write the proportion equation
119,177.19 : 178,746.35 = 36,051.75 : x - Step 2: Convert to fraction form
119,177.19/178,746.35 = 36,051.75/x - Step 3: Cross multiply
119,177.19x = 178,746.35 × 36,051.75 - Step 4: Simplify right side
119,177.19x = 6,444,118,543.35 - Step 5: Solve for x
x = 6,444,118,543.35/119,177.19 - Step 6: Final answer
x = 54,071.74
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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.