Finding the Fourth Proportional to 180,484.74, 249,071.89 and 98,811.63
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Solution
The fourth proportional to 180,484.74, 249,071.89 and 98,811.63 is: 136,361.66
Step by Step Solution
- Step 1: Write the proportion equation
180,484.74 : 249,071.89 = 98,811.63 : x - Step 2: Convert to fraction form
180,484.74/249,071.89 = 98,811.63/x - Step 3: Cross multiply
180,484.74x = 249,071.89 × 98,811.63 - Step 4: Simplify right side
180,484.74x = 24,611,199,062.43 - Step 5: Solve for x
x = 24,611,199,062.43/180,484.74 - Step 6: Final answer
x = 136,361.66
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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.