Finding the Fourth Proportional to 148,359.84, 221,460.56 and 137,395.68
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Solution
The fourth proportional to 148,359.84, 221,460.56 and 137,395.68 is: 205,094.07
Step by Step Solution
- Step 1: Write the proportion equation
148,359.84 : 221,460.56 = 137,395.68 : x - Step 2: Convert to fraction form
148,359.84/221,460.56 = 137,395.68/x - Step 3: Cross multiply
148,359.84x = 221,460.56 × 137,395.68 - Step 4: Simplify right side
148,359.84x = 30,427,723,547.40 - Step 5: Solve for x
x = 30,427,723,547.40/148,359.84 - Step 6: Final answer
x = 205,094.07
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.