Home / 106,451.81-159,674.25-43,253.24

Finding the Fourth Proportional to 106,451.81, 159,674.25 and 43,253.24

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Solution

The fourth proportional to 106,451.81, 159,674.25 and 43,253.24 is: 64,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,451.81 : 159,674.25 = 43,253.24 : x
  2. Step 2: Convert to fraction form
    106,451.81/159,674.25 = 43,253.24/x
  3. Step 3: Cross multiply
    106,451.81x = 159,674.25 × 43,253.24
  4. Step 4: Simplify right side
    106,451.81x = 6,906,428,657.07
  5. Step 5: Solve for x
    x = 6,906,428,657.07/106,451.81
  6. Step 6: Final answer
    x = 64,878.45

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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.