Finding the Fourth Proportional to 133,574.19, 184,332.37 and 73,148.52
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Solution
The fourth proportional to 133,574.19, 184,332.37 and 73,148.52 is: 100,944.95
Step by Step Solution
- Step 1: Write the proportion equation
133,574.19 : 184,332.37 = 73,148.52 : x - Step 2: Convert to fraction form
133,574.19/184,332.37 = 73,148.52/x - Step 3: Cross multiply
133,574.19x = 184,332.37 × 73,148.52 - Step 4: Simplify right side
133,574.19x = 13,483,640,053.59 - Step 5: Solve for x
x = 13,483,640,053.59/133,574.19 - Step 6: Final answer
x = 100,944.95
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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.