Finding the Fourth Proportional to 97,030.60, 133,898.74 and 54,008.67
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Solution
The fourth proportional to 97,030.60, 133,898.74 and 54,008.67 is: 74,530.02
Step by Step Solution
- Step 1: Write the proportion equation
97,030.60 : 133,898.74 = 54,008.67 : x - Step 2: Convert to fraction form
97,030.60/133,898.74 = 54,008.67/x - Step 3: Cross multiply
97,030.60x = 133,898.74 × 54,008.67 - Step 4: Simplify right side
97,030.60x = 7,231,692,862.08 - Step 5: Solve for x
x = 7,231,692,862.08/97,030.60 - Step 6: Final answer
x = 74,530.02
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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.