Finding the Fourth Proportional to 177,970.99, 245,599.56 and 97,398.47
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Solution
The fourth proportional to 177,970.99, 245,599.56 and 97,398.47 is: 134,409.67
Step by Step Solution
- Step 1: Write the proportion equation
177,970.99 : 245,599.56 = 97,398.47 : x - Step 2: Convert to fraction form
177,970.99/245,599.56 = 97,398.47/x - Step 3: Cross multiply
177,970.99x = 245,599.56 × 97,398.47 - Step 4: Simplify right side
177,970.99x = 23,921,021,376.67 - Step 5: Solve for x
x = 23,921,021,376.67/177,970.99 - Step 6: Final answer
x = 134,409.67
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1.5x scale
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.