Home / 106,845.81-160,209.56-43,710.29

Finding the Fourth Proportional to 106,845.81, 160,209.56 and 43,710.29

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Solution

The fourth proportional to 106,845.81, 160,209.56 and 43,710.29 is: 65,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,845.81 : 160,209.56 = 43,710.29 : x
  2. Step 2: Convert to fraction form
    106,845.81/160,209.56 = 43,710.29/x
  3. Step 3: Cross multiply
    106,845.81x = 160,209.56 × 43,710.29
  4. Step 4: Simplify right side
    106,845.81x = 7,002,805,308.77
  5. Step 5: Solve for x
    x = 7,002,805,308.77/106,845.81
  6. Step 6: Final answer
    x = 65,541.23

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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.