Home / 53,148.62-73,348.44-29,275.30

Finding the Fourth Proportional to 53,148.62, 73,348.44 and 29,275.30

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Solution

The fourth proportional to 53,148.62, 73,348.44 and 29,275.30 is: 40,401.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148.62 : 73,348.44 = 29,275.30 : x
  2. Step 2: Convert to fraction form
    53,148.62/73,348.44 = 29,275.30/x
  3. Step 3: Cross multiply
    53,148.62x = 73,348.44 × 29,275.30
  4. Step 4: Simplify right side
    53,148.62x = 2,147,297,585.53
  5. Step 5: Solve for x
    x = 2,147,297,585.53/53,148.62
  6. Step 6: Final answer
    x = 40,401.76

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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.