Home / 106,066.53-146,369.43-57,667.41

Finding the Fourth Proportional to 106,066.53, 146,369.43 and 57,667.41

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Solution

The fourth proportional to 106,066.53, 146,369.43 and 57,667.41 is: 79,579.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,066.53 : 146,369.43 = 57,667.41 : x
  2. Step 2: Convert to fraction form
    106,066.53/146,369.43 = 57,667.41/x
  3. Step 3: Cross multiply
    106,066.53x = 146,369.43 × 57,667.41
  4. Step 4: Simplify right side
    106,066.53x = 8,440,745,931.28
  5. Step 5: Solve for x
    x = 8,440,745,931.28/106,066.53
  6. Step 6: Final answer
    x = 79,579.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.