Finding the Fourth Proportional to 134,848.60, 201,812.10 and 118,259.80
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Solution
The fourth proportional to 134,848.60, 201,812.10 and 118,259.80 is: 176,985.59
Step by Step Solution
- Step 1: Write the proportion equation
134,848.60 : 201,812.10 = 118,259.80 : x - Step 2: Convert to fraction form
134,848.60/201,812.10 = 118,259.80/x - Step 3: Cross multiply
134,848.60x = 201,812.10 × 118,259.80 - Step 4: Simplify right side
134,848.60x = 23,866,258,583.58 - Step 5: Solve for x
x = 23,866,258,583.58/134,848.60 - Step 6: Final answer
x = 176,985.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.