Finding the Fourth Proportional to 133,966.19, 184,873.74 and 73,543.02
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Solution
The fourth proportional to 133,966.19, 184,873.74 and 73,543.02 is: 101,489.59
Step by Step Solution
- Step 1: Write the proportion equation
133,966.19 : 184,873.74 = 73,543.02 : x - Step 2: Convert to fraction form
133,966.19/184,873.74 = 73,543.02/x - Step 3: Cross multiply
133,966.19x = 184,873.74 × 73,543.02 - Step 4: Simplify right side
133,966.19x = 13,596,173,158.29 - Step 5: Solve for x
x = 13,596,173,158.29/133,966.19 - Step 6: Final answer
x = 101,489.59
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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.