Finding the Fourth Proportional to 169,875.46, 234,429.71 and 93,395.09
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Solution
The fourth proportional to 169,875.46, 234,429.71 and 93,395.09 is: 128,886.09
Step by Step Solution
- Step 1: Write the proportion equation
169,875.46 : 234,429.71 = 93,395.09 : x - Step 2: Convert to fraction form
169,875.46/234,429.71 = 93,395.09/x - Step 3: Cross multiply
169,875.46x = 234,429.71 × 93,395.09 - Step 4: Simplify right side
169,875.46x = 21,894,583,983.22 - Step 5: Solve for x
x = 21,894,583,983.22/169,875.46 - Step 6: Final answer
x = 128,886.09
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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.