Finding the Fourth Proportional to 168,670.74, 232,756.53 and 93,214.74
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Solution
The fourth proportional to 168,670.74, 232,756.53 and 93,214.74 is: 128,631.32
Step by Step Solution
- Step 1: Write the proportion equation
168,670.74 : 232,756.53 = 93,214.74 : x - Step 2: Convert to fraction form
168,670.74/232,756.53 = 93,214.74/x - Step 3: Cross multiply
168,670.74x = 232,756.53 × 93,214.74 - Step 4: Simplify right side
168,670.74x = 21,696,339,427.25 - Step 5: Solve for x
x = 21,696,339,427.25/168,670.74 - Step 6: Final answer
x = 128,631.32
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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.