Home / 48,155.20-66,453.80-26,934.45

Finding the Fourth Proportional to 48,155.20, 66,453.80 and 26,934.45

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Solution

The fourth proportional to 48,155.20, 66,453.80 and 26,934.45 is: 37,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,155.20 : 66,453.80 = 26,934.45 : x
  2. Step 2: Convert to fraction form
    48,155.20/66,453.80 = 26,934.45/x
  3. Step 3: Cross multiply
    48,155.20x = 66,453.80 × 26,934.45
  4. Step 4: Simplify right side
    48,155.20x = 1,789,896,418.74
  5. Step 5: Solve for x
    x = 1,789,896,418.74/48,155.20
  6. Step 6: Final answer
    x = 37,169.33

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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.