Finding the Fourth Proportional to 97,008.95, 133,830.99 and 55,594.01
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Solution
The fourth proportional to 97,008.95, 133,830.99 and 55,594.01 is: 76,696.03
Step by Step Solution
- Step 1: Write the proportion equation
97,008.95 : 133,830.99 = 55,594.01 : x - Step 2: Convert to fraction form
97,008.95/133,830.99 = 55,594.01/x - Step 3: Cross multiply
97,008.95x = 133,830.99 × 55,594.01 - Step 4: Simplify right side
97,008.95x = 7,440,200,727.21 - Step 5: Solve for x
x = 7,440,200,727.21/97,008.95 - Step 6: Final answer
x = 76,696.03
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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.