Home / 55,772.43-83,658.77-39,206.49

Finding the Fourth Proportional to 55,772.43, 83,658.77 and 39,206.49

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Solution

The fourth proportional to 55,772.43, 83,658.77 and 39,206.49 is: 58,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,772.43 : 83,658.77 = 39,206.49 : x
  2. Step 2: Convert to fraction form
    55,772.43/83,658.77 = 39,206.49/x
  3. Step 3: Cross multiply
    55,772.43x = 83,658.77 × 39,206.49
  4. Step 4: Simplify right side
    55,772.43x = 3,279,966,533.38
  5. Step 5: Solve for x
    x = 3,279,966,533.38/55,772.43
  6. Step 6: Final answer
    x = 58,809.82

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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.