Home / 103,908.84-155,869.85-43,926.14

Finding the Fourth Proportional to 103,908.84, 155,869.85 and 43,926.14

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Solution

The fourth proportional to 103,908.84, 155,869.85 and 43,926.14 is: 65,892.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,908.84 : 155,869.85 = 43,926.14 : x
  2. Step 2: Convert to fraction form
    103,908.84/155,869.85 = 43,926.14/x
  3. Step 3: Cross multiply
    103,908.84x = 155,869.85 × 43,926.14
  4. Step 4: Simplify right side
    103,908.84x = 6,846,760,852.88
  5. Step 5: Solve for x
    x = 6,846,760,852.88/103,908.84
  6. Step 6: Final answer
    x = 65,892.00

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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.