Home / 106,216.69-159,349.04-35,139.16

Finding the Fourth Proportional to 106,216.69, 159,349.04 and 35,139.16

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Solution

The fourth proportional to 106,216.69, 159,349.04 and 35,139.16 is: 52,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,216.69 : 159,349.04 = 35,139.16 : x
  2. Step 2: Convert to fraction form
    106,216.69/159,349.04 = 35,139.16/x
  3. Step 3: Cross multiply
    106,216.69x = 159,349.04 × 35,139.16
  4. Step 4: Simplify right side
    106,216.69x = 5,599,391,412.41
  5. Step 5: Solve for x
    x = 5,599,391,412.41/106,216.69
  6. Step 6: Final answer
    x = 52,716.68

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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.