Home / 53,179.02-73,387.55-29,306.55

Finding the Fourth Proportional to 53,179.02, 73,387.55 and 29,306.55

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Solution

The fourth proportional to 53,179.02, 73,387.55 and 29,306.55 is: 40,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,179.02 : 73,387.55 = 29,306.55 : x
  2. Step 2: Convert to fraction form
    53,179.02/73,387.55 = 29,306.55/x
  3. Step 3: Cross multiply
    53,179.02x = 73,387.55 × 29,306.55
  4. Step 4: Simplify right side
    53,179.02x = 2,150,735,903.45
  5. Step 5: Solve for x
    x = 2,150,735,903.45/53,179.02
  6. Step 6: Final answer
    x = 40,443.32

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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.