Finding the Fourth Proportional to 168,657.84, 232,756.84 and 97,048.80
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Solution
The fourth proportional to 168,657.84, 232,756.84 and 97,048.80 is: 133,932.53
Step by Step Solution
- Step 1: Write the proportion equation
168,657.84 : 232,756.84 = 97,048.80 : x - Step 2: Convert to fraction form
168,657.84/232,756.84 = 97,048.80/x - Step 3: Cross multiply
168,657.84x = 232,756.84 × 97,048.80 - Step 4: Simplify right side
168,657.84x = 22,588,772,013.79 - Step 5: Solve for x
x = 22,588,772,013.79/168,657.84 - Step 6: Final answer
x = 133,932.53
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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.