Finding the Fourth Proportional to 196,455.84, 294,681.60 and 117,592.08
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Solution
The fourth proportional to 196,455.84, 294,681.60 and 117,592.08 is: 176,386.83
Step by Step Solution
- Step 1: Write the proportion equation
196,455.84 : 294,681.60 = 117,592.08 : x - Step 2: Convert to fraction form
196,455.84/294,681.60 = 117,592.08/x - Step 3: Cross multiply
196,455.84x = 294,681.60 × 117,592.08 - Step 4: Simplify right side
196,455.84x = 34,652,222,281.73 - Step 5: Solve for x
x = 34,652,222,281.73/196,455.84 - Step 6: Final answer
x = 176,386.83
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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.