Finding the Fourth Proportional to 97,030.19, 133,894.26 and 54,580.52
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Solution
The fourth proportional to 97,030.19, 133,894.26 and 54,580.52 is: 75,316.95
Step by Step Solution
- Step 1: Write the proportion equation
97,030.19 : 133,894.26 = 54,580.52 : x - Step 2: Convert to fraction form
97,030.19/133,894.26 = 54,580.52/x - Step 3: Cross multiply
97,030.19x = 133,894.26 × 54,580.52 - Step 4: Simplify right side
97,030.19x = 7,308,017,666.34 - Step 5: Solve for x
x = 7,308,017,666.34/97,030.19 - Step 6: Final answer
x = 75,316.95
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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.