Finding the Fourth Proportional to 168,386.04, 232,412.61 and 96,807.63
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Solution
The fourth proportional to 168,386.04, 232,412.61 and 96,807.63 is: 133,617.45
Step by Step Solution
- Step 1: Write the proportion equation
168,386.04 : 232,412.61 = 96,807.63 : x - Step 2: Convert to fraction form
168,386.04/232,412.61 = 96,807.63/x - Step 3: Cross multiply
168,386.04x = 232,412.61 × 96,807.63 - Step 4: Simplify right side
168,386.04x = 22,499,313,956.21 - Step 5: Solve for x
x = 22,499,313,956.21/168,386.04 - Step 6: Final answer
x = 133,617.45
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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.