Home / 53,179.98-73,388.02-29,306.68

Finding the Fourth Proportional to 53,179.98, 73,388.02 and 29,306.68

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Solution

The fourth proportional to 53,179.98, 73,388.02 and 29,306.68 is: 40,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,179.98 : 73,388.02 = 29,306.68 : x
  2. Step 2: Convert to fraction form
    53,179.98/73,388.02 = 29,306.68/x
  3. Step 3: Cross multiply
    53,179.98x = 73,388.02 × 29,306.68
  4. Step 4: Simplify right side
    53,179.98x = 2,150,759,217.97
  5. Step 5: Solve for x
    x = 2,150,759,217.97/53,179.98
  6. Step 6: Final answer
    x = 40,443.02

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1.5x scale

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.