Home / 55,774.43-83,661.77-39,208.49

Finding the Fourth Proportional to 55,774.43, 83,661.77 and 39,208.49

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Solution

The fourth proportional to 55,774.43, 83,661.77 and 39,208.49 is: 58,812.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,774.43 : 83,661.77 = 39,208.49 : x
  2. Step 2: Convert to fraction form
    55,774.43/83,661.77 = 39,208.49/x
  3. Step 3: Cross multiply
    55,774.43x = 83,661.77 × 39,208.49
  4. Step 4: Simplify right side
    55,774.43x = 3,280,251,672.43
  5. Step 5: Solve for x
    x = 3,280,251,672.43/55,774.43
  6. Step 6: Final answer
    x = 58,812.82

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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.