Finding the Fourth Proportional to 176,673.24, 243,899.40 and 136,296.36
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Solution
The fourth proportional to 176,673.24, 243,899.40 and 136,296.36 is: 188,158.66
Step by Step Solution
- Step 1: Write the proportion equation
176,673.24 : 243,899.40 = 136,296.36 : x - Step 2: Convert to fraction form
176,673.24/243,899.40 = 136,296.36/x - Step 3: Cross multiply
176,673.24x = 243,899.40 × 136,296.36 - Step 4: Simplify right side
176,673.24x = 33,242,600,426.18 - Step 5: Solve for x
x = 33,242,600,426.18/176,673.24 - Step 6: Final answer
x = 188,158.66
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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.