Home / 55,667.72-83,414-43,048.28

Finding the Fourth Proportional to 55,667.72, 83,414 and 43,048.28

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Solution

The fourth proportional to 55,667.72, 83,414 and 43,048.28 is: 64,504.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,667.72 : 83,414 = 43,048.28 : x
  2. Step 2: Convert to fraction form
    55,667.72/83,414 = 43,048.28/x
  3. Step 3: Cross multiply
    55,667.72x = 83,414 × 43,048.28
  4. Step 4: Simplify right side
    55,667.72x = 3,590,829,227.92
  5. Step 5: Solve for x
    x = 3,590,829,227.92/55,667.72
  6. Step 6: Final answer
    x = 64,504.69

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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.