Finding the Fourth Proportional to 165,903.04, 228,939.36 and 93,303.84
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Solution
The fourth proportional to 165,903.04, 228,939.36 and 93,303.84 is: 128,755.46
Step by Step Solution
- Step 1: Write the proportion equation
165,903.04 : 228,939.36 = 93,303.84 : x - Step 2: Convert to fraction form
165,903.04/228,939.36 = 93,303.84/x - Step 3: Cross multiply
165,903.04x = 228,939.36 × 93,303.84 - Step 4: Simplify right side
165,903.04x = 21,360,921,415.14 - Step 5: Solve for x
x = 21,360,921,415.14/165,903.04 - Step 6: Final answer
x = 128,755.46
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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.